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C Syndrome 
C-Peptide [Medical Test] 
C-Reactive Protein (CRP) [Medical Test] 
C1-INH 
C1NH 

CA
 
CA-125 (Cancer Antigen) Test [Medical Test] 
CABG (Coronary Artery Bypass Surgery) for Coronary Artery Disease 
Cacchi-Ricci Disease 
CAD (Coronary Artery Disease) 
CAD in Women 
Caesarean Section 
CAH 
Calcaneal Valgus 
Calcaneovalgus 
Calcipotriene for psoriasis [Medication] 
Calcitonin [Medication] 
Calcitonin for osteoporosis [Medication] 
Calcitonin for Paget's disease of bone [Medication] 
Calcium (Ca) in Blood [Medical Test] 
Calcium (Ca) in Urine [Medical Test] 
Calcium channel blockers for atrial fibrillation [Medication] 
Calcium channel blockers for cluster headaches [Medication] 
Calcium channel blockers for coronary artery disease [Medication] 
Calcium channel blockers for fast heart rates [Medication] 
Calcium channel blockers for heart attack and unstable angina [Medication] 
Calcium channel blockers for high blood pressure [Medication]Go to top of pageTop
Calcium channel blockers for migraine headaches [Medication] 
Calcium for osteoporosis 
Calcium Gout, Familial 
Calcium Pyrophosphate Arthropathy, Familial 
Calcium Pyrophosphate Dihydrate Deposition Disease 
Callosal Agenesis and Ocular Abnormalities 
Calluses and Corns 
Campomelic Dwarfism 
Campomelic Dysplasia 
Campomelic Syndrome 
Campomelic Syndrome, Long-Limb Type 
Camptodactyly-Cleft Palate-Clubfoot 
Camptodactyly-Limited Jaw Excursion 
Camptomelic Dwarfism 
Camptomelic Syndrome 
Camptomelic Syndrome, Long-Limb Type 
Campylobacteriosis 
Camurati-Engelmann Disease 
Canada-Cronkhite Disease 
Canavan Disease 
Canavan's Leukodystrophy 
Canavan-Van Bogaert-Bertrand Disease 
Cancer Antigen 125 (CA-125) [Medical Test] 
Cancer of the Tongue 
Cancer PainGo to top of pageTop
Cancer Pain Management 
Cancer Prevention: Prevention - Health Professional Information [NCI PDQ] 
Cancer Screening: Screening - Health Professional Information [NCI PDQ] 
Canefield Fever 
Canicola Fever 
Canker Sores 
Cantharidin for wart treatment [Medication] 
Cantrell Pentalogy 
Cantrell Syndrome 
Cantrell-Haller-Ravich Syndrome 
Capecitabine [Medication] 
CAPS 
Capsaicin 
Captopril for kidney stones [Medication] 
Car Seats for Children 
Carate 
Carbamazepine for epilepsy [Medication] 
Carbamyl Phosphate Synthetase Deficiency 
Carbohydrate Antigen (CA-125) Test [Medical Test] 
Carbohydrate counting for children with diabetes 
Carbohydrate counting for people who use insulin 
Carbohydrate counting for people with diabetes who do not use insulin 
Carbohydrate counting when you have gestational diabetes 
Carbohydrate Intolerance of Glucose Galactose 
Carbohydrate-Induced HyperlipemiaGo to top of pageTop
Carbon Dioxide [Medical Test] 
Carbon dioxide laser surgery for abnormal cervical cell changes 
Carbon Monoxide (CO) [Medical Test] 
Carbon Monoxide Poisoning 
Carbonic anhydrase inhibitors for glaucoma [Medication] 
Carboplatin [Medication] 
Carboxylase Deficiency, Multiple 
Carcinoembryonic Antigen (CEA) [Medical Test] 
carcinoid apudoma 
carcinoid cancer 
carcinoid disease 
Carcinoid Syndrome 
Carcinoid tumors, gastrointestinal: Treatment - Health Professional Information [NCI PDQ] 
Carcinoid tumors, gastrointestinal: Treatment - Patient Information [NCI PDQ] 
Carcinoma of the Tongue 
Carcinoma of unknown primary: Treatment - Health Professional Information [NCI PDQ] 
Carcinoma of unknown primary: Treatment - Patient Information [NCI PDQ] 
Carcinoma, Epirmoid Intradermal 
Carcinoma, Renal Cell 
Carcinoma, Squamous Cell 
Cardiac Blood Pool Scan [Medical Test] 
Cardiac Calcium Scoring [Medical Test] 
Cardiac Catheterization [Medical Test] 
Cardiac Enzyme Studies [Medical Test] 
Cardiac Event Monitoring [Medical Test]Go to top of pageTop
Cardiac glycosides for congenital heart defects [Medication] 
Cardiac Neurosis 
Cardiac Perfusion Scan [Medical Test] 
Cardiac Rehabilitation 
Cardio-facial-cutaneous syndrome 
Cardioauditory Syndrome 
Cardioauditory Syndrome of Jervell and Lange-Nielsen 
Cardiocutaneous Syndrome 
Cardiofaciocutaneous Syndrome 
Cardiomegalia Glycogenica Diffusa 
Cardiomyopathic Lentiginosis 
Cardiomyopathy Due to Desmin Defect 
Cardiomyopathy, Dilated 
Cardiomyopathy, Hypertrophic 
Cardiomyopathy, Restrictive 
Cardioskeletal Myopathy With Neutropenia and Abnormal Mitochondria 
Cardioskeletal Myopathy, Barth Type 
Cardiospasm 
Cardiovascular Disease 
Cardioversion for atrial fibrillation 
Care at the End of Life 
Care for an Indwelling Urinary Catheter 
Care of an Insect Sting 
Caregiver Tips 
Caring for your child in a spica castGo to top of pageTop
Caring for your ostomy 
Caring For Your Young Son's Uncircumcised Penis 
Caring for yourself when you have diabetes and poor vision 
Carnitine Deficiency Secondary to MCAD Deficiency 
Carnitine Deficiency Syndromes 
Carnitine Deficiency, Myopathic 
Carnitine Deficiency, Primary 
Carnitine Deficiency, Secondary 
Carnitine Palmitoyltransferase 1A Deficiency 
Carnosinase Deficiency 
Carnosinemia 
Caroli Disease 
Carotid Angiogram [Medical Test] 
Carotid endarterectomy for TIA and stroke 
Carotid Endarterectomy, Deciding About 
Carpal Tunnel Syndrome 
Carpenter Syndrome 
Carpenter-Waziri Syndrome 
Carrion's Disease 
Carsickness 
Cartilage-Hair Hypoplasia 
Cast and Splint Care Tips 
Castleman Tumor 
Castleman's Disease 
Cat BiteGo to top of pageTop
Cat Eye Syndrome 
CAT Scan, Body [Medical Test] 
CAT Scan, Head and Face [Medical Test] 
CAT Scan, Spine [Medical Test] 
Cat Scratch Disease 
Cat's Cry Syndrome 
Cat-Scratch Adenitis 
Cat-Scratch Fever 
Cat-Scratch-Oculoglandular Syndrome 
Cataract Dental Syndrome 
Cataract surgery 
Cataract Surgery, Deciding About 
Cataract, X-Linked, with Hutchinsonian Teeth 
Cataracts 
Catastrophic Antiphospholipid Syndrome 
CATCH22 
Catecholamines in Blood [Medical Test] 
Catecholamines in Urine [Medical Test] 
Catel Manzke Syndrome 
Catel-Manzke Type Palatodigital Syndrome 
Cateracts, Laser Posterior Capsulotomy for 
Catheter ablation for a fast heart rate 
Catheter ablation for atrial fibrillation 
Catheters for urinary incontinence in men 
CatpoxGo to top of pageTop
Caudal Dysplasia 
Caudal Dysplasia Sequence 
Caudal Regression Syndrome 
Causalgia Syndrome (Major) 
CAVE (cerebro-acro-visceral early lethality) complex 
Cavernoma 
Cavernous Angioma 
Cavernous hemangioma 
Cavernous Malformation 
Cayler Cardiofacial Syndrome 
Cayler Syndrome 
Cazenave's Vitiligo 

CB
 
CBC (Complete Blood Count) [Medical Test] 
CBGD 
CBPS 

CC
 
CCA 
CCD 
CCD 
CCHS 
CCHS with Hirschsprung disease, included 
CCM Syndrome 
CCMS 
CCO 

CD
 
CD 
CD4+ Count [Medical Test]Go to top of pageTop
CDG1A 
CDGP 
CDGS Type Ia 
CDI 
CdLS 

CE
 
CEA (Carcinoembryonic Antigen) Test [Medical Test] 
CED 
Celiac Disease 
Celiac Disease, Eating Plan 
Cellulitis 
Celsus' Vitiligo 
Central Core Disease 
Central Core Disease of Muscle 
Central Diabetes Insipidus 
Central Form, Neurofibromatosis 
Central Hypoventilation Syndrome, Congenital 
Central Motor Neuron Disease 
Central Pain Syndrome 
Central Post-Stroke Syndrome 
Central Venous Catheters 
Centronuclear Myopathy 
CEP 
Cephalocele 
Cephalosporins for pneumonia [Medication] 
Cephalosporins for urinary tract infections (UTIs) [Medication]Go to top of pageTop
Ceramide Trihexosidase Deficiency 
Cerebellar Agenesis 
Cerebellar Aplasia 
Cerebellar Degeneration, Subacute 
Cerebellar Hemiagenesis 
Cerebellar Hypoplasia 
Cerebellar Syndrome 
Cerebellar Vermis Agenesis, Hypernea, Episodic-Eye Moves-Ataxia-Retardation 
Cerebellar Vermis Aplasia 
Cerebellarparenchymal Disorder IV 
Cerebello-Oculocutaneous Telangiectasia 
Cerebellomedullary Malformation Syndrome 
Cerebelloparenchymal Disorder IV Familial 
Cerebellopontine Angle Tumor 
Cerebelloretinal Hemangioblastomatosis 
Cerebral Angiogram [Medical Test] 
Cerebral Arachnoiditis 
Cerebral Cholesterinosis 
Cerebral Gigantism 
Cerebral Malformations, Vascular 
Cerebral Palsy 
Cerebriform Tongue 
Cerebro Oculo Facio Skeletal Syndrome 
Cerebro-Oculorenal Dystrophy 
Cerebrocostomandibular SyndromeGo to top of pageTop
Cerebrofaciogenital Syndrome 
Cerebrohepatorenal Syndrome 
Cerebromedullospinal Disconnection 
Cerebromuscular Dystrophy, Fukuyama Type 
Cerebroocular Dysgenesis 
Cerebroocular Dysplasia-Muscular Dystrophy Syndrome 
Cerebrooculofacioskeletal Syndrome 
Cerebroretinal Arteriovenous Aneurysm 
Cerebroside Lipidosis Syndrome 
Cerebroside Sulfatase Deficiency 
Cerebrotendinous Xanthomatosus 
Cerebrovascular Accident (Stroke) 
Cerebrovascular Accident, Aspirin for [Medication] 
Cerebrovascular Ferrocalcinosis 
Ceroid-Lipofuscinosis, Adult form 
Cervical Biopsy and Colposcopy [Medical Test] 
Cervical biopsy for abnormal cervical cell changes 
Cervical Cancer 
Cervical cancer: Prevention - Health Professional Information [NCI PDQ] 
Cervical cancer: Prevention - Patient Information [NCI PDQ] 
Cervical cancer: Screening - Health Professional Information [NCI PDQ] 
Cervical cancer: Screening - Patient Information [NCI PDQ] 
Cervical cancer: Treatment - Health Professional Information [NCI PDQ] 
Cervical cancer: Treatment - Patient Information [NCI PDQ] 
Cervical cerclage to prevent preterm deliveryGo to top of pageTop
Cervical Disc Herniation 
Cervical Dystonia 
Cervical Exam [Medical Test] 
Cervical Polyps 
Cervical Pregnancy 
Cervical Smear [Medical Test] 
Cervical spinal fusion 
Cervical Spinal Stenosis 
Cervical Teratoma 
Cervical Vertebral Fusion 
Cervico-Oculo-Acoustic Syndrome 
CES 

CF
 
CF (Cystic Fibrosis) 
CFC syndrome 
CFND 
CFS 
CFS (Chronic Fatigue Syndrome) 
CFTD 
CFTDM 

CG
 
CGD 
CGD 
CGF 

CH
 
Chagas Disease 
Chalasodermia, Generalized 
ChalaziaGo to top of pageTop
Chalazion 
Chalazodermia, Generalized 
Chamomile 
Chanarin Dorfman Disease 
Chandler's Syndrome 
Change in Heartbeat 
Charcot Marie Tooth Disease 
Charcot-Marie-Tooth Disease (Variant) 
Charcot-Marie-Tooth Type 4E 
Charcot-Marie-Tooth-Roussy-Levy Disease 
CHARGE Association 
CHARGE Syndrome 
Chediak Higashi Syndrome 
Chediak-Steinbrinck-Higashi Syndrome 
Cheek Injuries 
Chelating agents for lead poisoning [Medication] 
Chelation Therapy 
Chemical peel 
Chemistry Screen [Medical Test] 
Chemke Syndrome 
Chemotherapy for Early-Stage Breast Cancer, Deciding About 
Cheney syndrome 
Cherry Red Spot and Myoclonus Syndrome 
Chest Pain 
Chest X-ray [Medical Test]Go to top of pageTop
CHF 
CHH 
Chi Gong 
Chiari Frommel Syndrome 
Chiari I Syndrome 
Chiari's Disease 
Chiari-Budd Syndrome 
Chicken pox (Varicella) 
Chickenpox, Controlling Itching 
CHIK 
Chikungunya 
Chilblains 
Child Abuse and Neglect 
Child Car Seats 
Child Care 
CHILD Naevus 
CHILD Nevus 
Child's Healthy Weight Calculator 
Childbirth 
Childhood Cyclic Vomiting 
Childhood Depression 
Childhood Depression, Deciding About Medication for Treatment 
Childhood dermatomyositis 
Childhood Muscular Dystrophy 
Childhood ObesityGo to top of pageTop
Children's Health [Learning Center] 
Children's Health; Learning About [Learning Center] 
Children's Healthy Eating 
Children's Hygiene 
Children's Safety 
Chin Injuries 
Chinese Medicine 
Chiropractic 
Chlamydia 
Chlamydia Tests [Medical Test] 
Chlorambucil [Medication] 
Chloride (Cl) [Medical Test] 
Chloroquine for malaria [Medication] 
CHN 
Choanal Atresia Repair 
Choanal Atresia, Posterior 
Choking Rescue Procedure (Heimlich Manoeuvre) 
Cholecystitis 
Cholecystitis 
Cholera 
Cholestasis 
Cholestasis with Peripheral Pulmonary Stenosis 
Cholestasis, Neonatal 
Cholesterol and Triglycerides Tests [Medical Test] 
Cholesterol, HighGo to top of pageTop
Cholestyramine for kidney stones [Medication] 
Cholinergics for glaucoma [Medication] 
Cholinesterase II Deficiency 
Cholinesterase inhibitors for Alzheimer's disease [Medication] 
Chondrocalcinosis, Familial Articular 
Chondrodysplasia Punctata, X-linked Dominant Type 
Chondrodystrophia Calcificans Congenita 
Chondrodystrophic Myotonia 
Chondrodystrophy, Epiphyseal 
Chondrodystrophy, Hyperplastic Form 
Chondroectodermal Dysplasia 
Chondrogenesis Imperfecta 
Chondroitin and Glucosamine 
Chondropathia Tuberosa 
Choosing a Substitute Decision-Maker (SDM) 
Choosing Child Care 
Chordoma 
Chorea Minor 
Chorea, Sydenham's 
Choreoacanthocytosis 
Chorionic Villus Sampling (CVS) [Medical Test] 
Chorioretinal Anomalies with ACC 
Chorireninal Coloboma-Joubert Syndrome 
Choroidal Sclerosis 
ChoroideremiaGo to top of pageTop
Choroiditis 
Choroiditis, Serpiginous 
Chotzen Syndrome 
Chr infantile neurologic cutaneous articular syndrome 
Christ-Siemens-Touraine Syndrome 
Christmas Tree Syndrome 
Chromium 
Chromosomal Triplication 
Chromosome 10, 10p- Partial 
Chromosome 10, Distal Trisomy 10q 
Chromosome 10, Monosomy 10p 
Chromosome 10, Partial Deletion (short arm) 
Chromosome 10, Partial Trisomy 10q24-qter 
Chromosome 10, Trisomy 10q2 
Chromosome 11, Partial Monosomy 11q 
Chromosome 11, Partial Trisomy 11q 
Chromosome 11, Partial Trisomy 11q13-qter 
Chromosome 11, Partial Trisomy 11q21-qter 
Chromosome 11, Partial Trisomy 11q23-qter 
Chromosome 11p deletion syndrome 
Chromosome 12, Isochromosome 12p Mosaic 
Chromosome 13, Partial Monosomy 13q 
Chromosome 13, Trisomy 13 Complete 
Chromosome 14 Ring 
Chromosome 14, Trisomy MosaicGo to top of pageTop
Chromosome 15 Ring 
Chromosome 15, Distal Trisomy 15q 
Chromosome 15, Trisomy 15q2 
chromosome 17, interstitial deletion 17p 
Chromosome 18 Long Arm Deletion Syndrome 
Chromosome 18 Ring 
Chromosome 18, Monosomy 18p 
Chromosome 18, Monosomy 18Q 
Chromosome 18, Tetrasomy 18p 
Chromosome 18, Trisomy 18 Complete 
Chromosome 18q- Syndrome 
Chromosome 21 Ring 
Chromosome 22 Ring 
Chromosome 22, Inverted Duplication (22pter-22q11) 
Chromosome 22, Partial Tetrasomy (22pter-22q11) 
Chromosome 22, Partial Trisomy (22pter-22q11) 
Chromosome 22, Trisomy Mosaic 
Chromosome 22q11 Deletion Syndrome 
Chromosome 3, Deletion of Distal 3p 
Chromosome 3, Distal 3p Monosomy 
Chromosome 3, Distal 3q2 Duplication 
Chromosome 3, Distal 3q2 Trisomy 
Chromosome 3, Monosomy 3p2 
Chromosome 3, Trisomy 3q2 
Chromosome 4 Long Arm DeletionGo to top of pageTop
Chromosome 4 Ring 
Chromosome 4, 4q Terminal Deletion Syndrome 
Chromosome 4, Monosomy 4q 
Chromosome 4, Monosomy Distal 4q 
Chromosome 4, Partial Deletion 4p 
Chromosome 4, Partial Monosomy 4p 
Chromosome 4, Partial Monosomy 4q 
Chromosome 4, Partial Trisomy 4p 
Chromosome 4, Partial Trisomy 4q (4q2 and 4q3, included) 
Chromosome 4, Partial Trisomy 4q (4q21-qter to 4q32-qter, included) 
Chromosome 4, Partial Trisomy Distal 4q 
Chromosome 4, Trisomy 4p 
Chromosome 4q- Syndrome 
Chromosome 5, Monosomy 5p 
Chromosome 5, Trisomy 5p 
Chromosome 5, Trisomy 5p, Complete (5p11-ter), Included 
Chromosome 5, Trisomy 5p, Partial, Included 
Chromosome 5p-Syndrome 
Chromosome 6 Ring 
Chromosome 6, Partial Trisomy 6q 
Chromosome 6, Trisomy 6q2 
Chromosome 7, 7p Deletion Syndrome, Partial 
Chromosome 7, Partial Deletion of Short Arm 
Chromosome 7, Partial Monosomy 7p 
Chromosome 8, 8p Deletion Syndrome, PartialGo to top of pageTop
Chromosome 8, Monosomy 8p2 
Chromosome 8, Partial Deletion of Short Arm 
Chromosome 8, Partial Monosomy 8p2 
Chromosome 9 Ring 
Chromosome 9, Complete Trisomy 9P 
Chromosome 9, Partial Monosomy 9p 
Chromosome 9, Partial Monosomy 9p22 
Chromosome 9, Partial Monosomy 9p22-pter 
Chromosome 9, Partial Trisomy 9P, Included 
Chromosome 9, Tetrasomy 9p 
Chromosome 9, Tetrasomy 9p Mosaicism 
Chromosome 9, Trisomy 9p (Multiple Variants) 
Chromosome 9, Trisomy 9pter-q11-13, Included 
Chromosome 9, Trisomy 9pter-q22-32, Included 
Chromosome 9, Trisomy Mosaic 
Chromosome Analysis [Medical Test] 
Chromosome Triploidy Syndrome 
Chromosome X, Monosomy X 
Chronic Acholuric Jaundice 
Chronic Adhesive Arachnoiditis 
Chronic Asthenia 
Chronic Atrophic Polychondritis 
Chronic Bronchitis 
Chronic Cavernositis 
Chronic Congenital Idiopathic HyperphosphatasemiaGo to top of pageTop
Chronic Dysphagocytosis 
Chronic Encephalitis and Epilepsy 
Chronic Fatigue Syndrome 
Chronic Fatigue Syndrome, Graded Exercise for 
Chronic Fatigue Syndrome/Myalgic Encephalomyelitis 
Chronic Female Pelvic Pain 
Chronic Fibrous Pneumonia 
Chronic Granulomatous Disease 
Chronic Idiopathic Intestinal Pseudoobstruction 
Chronic Idiopathic Jaundice 
Chronic Inflammatory Demyelinating Polyneuropathy 
Chronic Kidney Disease 
Chronic Localized (Focal) Encephalitis 
Chronic Lung Disease in Infants 
Chronic Male Pelvic Pain 
Chronic Myeloproliferative Disorders Treatment (PDQ®): Treatment - Health Professional Information [NCI PDQ] 
Chronic Non-Specific Ulcerative Colitis 
Chronic Obliterative Cholangitis 
Chronic Obstructive Pulmonary Disease (COPD) 
Chronic Pain 
Chronic Pain, Anticonvulsants for [Medication] 
Chronic Peptic Ulcer and Esophagitis Syndrome 
Chronic Progressive Chorea 
Chronic Progressive External Ophthalmoplegia and Myopathy 
Chronic Progressive External Ophthalmoplegia with Ragged Red FibersGo to top of pageTop
Chronic relapsing polyneuropathy 
Chronic Sinobronchial Disease and Dextrocardia 
Chronic thyroiditis 
Chronic Vomiting in Childhood 
CHS 
Chudley-Lowry Syndrome 
Churg Strauss Syndrome 
Churg-Strauss Vasculitis 
chylomicronemia, familial 

CI
 
Cicatricial Pemphigoid 
CIDP 
Ciguatera Fish Poisoning 
Ciguatera Poisoning 
CIIP 
Ciliary Dysentery 
CINCA 
Ciprofloxacin for Crohn's disease [Medication] 
Circumcision 
Circumcision, Deciding About 
Cirrhosis 
Cirrhosis, Congenital Liver 
Cirrhosis, Giant Cell of Newborns 
Cirrhosis, Primary Biliary 
Cirrhosis, Primary Biliary 
Cisplatin [Medication]Go to top of pageTop
Cistinuria 
Citrullinemia 
Citrullinuria 

CJ
 
CJD 

CK
 
CK 
CK (Creatine Kinase) [Medical Test] 

CL
 
Classic Galactosemia 
Classic Type Pfeiffer Syndrome 
Classical Maple Syrup Urine Disease 
Claw Toe Surgery, Deciding About 
Claw Toes 
CLE 
Cleaning and Bandaging a Wound 
Cleft Lip 
Cleft Lip-Palate, Blepharophimosis, Lagophthalmos, and Hypertelorism 
Cleft Lip/Palate with Abnormal Thumbs and Microcephaly 
Cleft Palate 
Cleidocranial Dysostosis 
Cleidocranial Dysplasia 
Cleidocranial Dysplasia w/ Micrognathia, Absent Thumbs, & Distal Aphalangia 
Clinical Breast Examination [Medical Test] 
Clinical trials 
Clival Chordoma 
CLN1 
CLN3Go to top of pageTop
Clomiphene citrate for infertility [Medication] 
Clonidine (Catapres) for quitting smoking [Medication] 
Clonidine for treating hot flashes [Medication] 
Clostridium Difficile Colitis 
Closure of the vagina (vaginal obliteration) 
Clotting factor replacement for hemophilia 
Clotting Factor Replacement Therapy for Hemophilia, Deciding About 
Clozapine for schizophrenia [Medication] 
Club foot 
Clubfoot 
Cluster Headaches 

CM
 
CMDI 
CMM 
CMT 
CMT4E 
CMTC 
CMV 

CN
 
CN 

CO
 
COA Syndrome 
Coats Syndrome 
Coats' Disease 
Cobalamin Test [Medical Test] 
Cochin Jewish Disorder 
Cochlear Implants 
Cockayne SyndromeGo to top of pageTop
Cockayne Syndrome type II 
COD 
COD-MD Syndrome 
Coenzyme Q10 
Coffin Lowry Syndrome 
Coffin Siris Syndrome 
Coffin Syndrome 
COFS Syndrome 
Cogan Reese Syndrome 
Cognitive-behavioural therapy for chronic fatigue syndrome 
Cognitive-behavioural therapy for eating disorders 
Cognitive-behavioural therapy for pain management 
Cohen Syndrome 
Colchicine for gout [Medication] 
Cold Agglutinin Disease 
Cold Agglutinins [Medical Test] 
Cold Antibody Disease 
Cold Induced Vascular Disease 
Cold Packs 
Cold Sores 
Cold Temperature Exposure 
Cold Temperature Exposure and Hypothermia 
Colds 
Colds, Age 11 and Younger 
Colds, Age 12 and OlderGo to top of pageTop
Colectomy for Colorectal Cancer 
Colic 
Colitis 
Colitis Gravis 
Colitis, Collagenous 
Colitis, Ulcerative 
Collagen Type VI-Related Disorders 
Collapsed Lung (Pneumothorax) 
Collarbone, Broken 
collodion baby 
Collodion Baby 
Colloid Carcinoma 
Coloboma, Heart, Atresia of the Choanae, Retardation of Growth and 
Colon Cancer Genetic Testing 
Colon cancer: Prevention - Health Professional Information [NCI PDQ] 
Colon cancer: Screening - Health Professional Information [NCI PDQ] 
Colon cancer: Treatment - Health Professional Information [NCI PDQ] 
Colon cancer: Treatment - Patient Information [NCI PDQ] 
Colon Polyps 
Colonic obstruction 
Colonoscopy [Medical Test] 
Colonoscopy, Virtual 
Color Vision Tests [Medical Test] 
Colorado Tick Fever 
Colorectal CancerGo to top of pageTop
Colorectal Cancer, Metastatic or Recurrent 
Colorectal cancer: Prevention - Patient Information [NCI PDQ] 
Colorectal cancer: Screening - Patient Information [NCI PDQ] 
Colostomy for colorectal cancer 
Colour Blindness 
Colposcopy and Cervical Biopsy [Medical Test] 
Columnar-Like Esophagus 
COMA 
Combination antiviral therapy for hepatitis C [Medication] 
Combination drug therapy for peptic ulcer disease [Medication] 
Combination vaccine for hepatitis A and B [Medication] 
Combined Cone-Rod Degeneration 
Combined Immunodeficiency with Immunoglobulins 
Combined Mesoectodermal Dysplasia 
Comel-Netherton Syndrome 
Common Atrioventricular Canal (CAVC) Defect 
Common Variable Hypogammaglobulinemia 
Common Variable Immunodeficiency 
Complement Component 1 Inhibitor Deficiciency 
Complement Component C1, Regulatory Component Deficiency 
Complementary Medicine 
Complete Blood Count (CBC) [Medical Test] 
Complete Trisomy 13 Syndrome 
Complete Trisomy 18 Syndrome 
Complex Carbohydrate IntoleranceGo to top of pageTop
Complex IV Deficiency 
Complex Regional Pain Syndrome 
Comprehensive Metabolic Panel 
Compression Stockings to Prevent Venous Skin Ulcers, Using 
Computed Tomography (CT) Scan of the Body [Medical Test] 
Computed Tomography (CT) Scan of the Head and Face [Medical Test] 
Computed Tomography (CT) Scan of the Spine [Medical Test] 
COMT inhibitors for Parkinson's disease [Medication] 
Concentric Sclerosis 
Concussion 
Condom Use 
Cone biopsy (conization) for abnormal cervical cell changes 
Cone Dystrophy 
Cone-Rod Degeneration 
Cone-Rod Degeneration, Progressive 
Cone-Rod Dystrophy 
Confusion, Memory Loss, and Altered Alertness 
Congenital Absence of the Abdominal Muscles 
Congenital Absence of the Rods and Cones 
Congenital Absence of the Thymus and Parathyroids 
Congenital Achromia 
Congenital Afibrinogenemia 
Congenital Aganglionic Megacolon 
Congenital Anemia and Triphalangeal Thumbs 
Congenital Cervical SynostosisGo to top of pageTop
Congenital Clasped Thumb with Mental Retardation 
Congenital Defect of the Skull and Scalp 
Congenital Dilatation of Intrahepatic Bile Duct 
Congenital Disorders of Glycosylation Type Ia 
Congenital Dysmyelinating Neuropathy 
Congenital Dysphagocytosis 
Congenital Dysplastic Angiectasia 
Congenital external ophthalmoplegia 
Congenital Facial Diplegia Syndrome 
Congenital Familial Nonhemolytic Jaundice Type I 
Congenital Familial Protracted Diarrhea 
Congenital Fibrosis of the Extraocular Muscles 
Congenital Generalized Phlebectasia 
Congenital German Measles 
Congenital Heart Defects 
Congenital Hemidysplasia with Ichthyosis Erythroderma and Limb Defects 
Congenital Hemolytic Anemia 
Congenital Hemolytic Jaundice 
Congenital hereditary hematuria 
Congenital Hip Dysplasia 
Congenital Hydrocele 
Congenital Hydrocephalus 
Congenital Hypomyelinating Polyneuropathy 
Congenital Hypomyelination 
Congenital Hypomyelination (Onion Bulb), PolyneuropathyGo to top of pageTop
Congenital Hypomyelination Neuropathy 
Congenital Hypoplastic Anemia 
Congenital hypothalamic hamartoblastoma syndrome 
Congenital Ichthyosiform Erythroderma 
Congenital Livedo Reticularis 
Congenital Lupus 
Congenital Lupus Erythematosus 
Congenital Mesodermal Dysmorphodystrophy 
Congenital Microvillus Atrophy 
Congenital Multiple Arthrogryposis 
Congenital Muscular Dystrophy 
Congenital Muscular Dystrophy, Fukuyama Type 
Congenital Nephrogenic Diabetes Insipidus 
Congenital Neuropathy caused by Hypomyelination 
Congenital Nonspherocytic Hemolytic Anemia 
Congenital Oculofacial Paralysis 
Congenital Oculomotor Apraxia 
Congenital ophthalmomyopathy 
Congenital ophthalmoplegia 
Congenital Pancytopenia 
Congenital Porphyria 
Congenital Pulmonary Emphysema 
Congenital Retinal Blindness 
Congenital Retinal Cyst 
Congenital Retinitis PigmentosaGo to top of pageTop
Congenital Rod Disease 
Congenital Rubella Syndrome 
Congenital Scalp Defects with Distal Limb Reduction Anomalies 
Congenital Sensory Neuropathy 
Congenital Short Bowel Syndrome 
Congenital Spherocytic Anemia 
Congenital static familial ophthalmoplegia 
Congenital Sucrose Isomaltose Malabsorption 
Congenital Telangiectatic Erythema 
Congenital Tethered Cervical Spinal Cord Syndrome 
Congenital Torticollis 
Congenital tyrosinosis 
Congenital ulcer of the newborn 
Congenital Varicella Syndrome 
Congenital Vascular Veils in the Retina 
Congenital Ventricular Defects 
Congenital virilizing adrenal hyperplasia 
Congestive Heart Failure 
Conical Cornea 
Conjugated Hyperbilirubinemia 
Conjunctivitis (Pinkeye) 
Conjunctivitis, Ligneous 
Conjunctivo-Urethro-Synovial Syndrome 
Conn Syndrome 
Connective Tissue DiseaseGo to top of pageTop
Connective Tissue Disorder, Marden-Walker Type 
Conotruncal Anomaly Face Syndrome 
Conradi Disease 
Conradi Hunermann Syndrome 
Constipation, Age 11 and Younger 
Constipation, Age 12 and Older 
Constitutional Aplastic Anemia 
Constitutional Delay in Growth and Adolescence 
Constitutional Delay in Growth and Puberty 
Constitutional Liver Dysfunction 
Constitutional Short Stature 
Constricting Bands, Congenital 
Constrictive Pericarditis with Dwarfism 
Contact Lens Care 
Contact lenses 
Contact sensitizers (immunotherapy) for warts [Medication] 
Continent ileostomy for ulcerative colitis 
Continuous Muscle Fiber Activity Syndrome 
Continuous positive airway pressure (CPAP) therapy for obstructive sleep apnea 
Contraception (Birth Control) 
Contraction Stress Test [Medical Test] 
Contractural Arachnodactyly 
Contractural Arachnodactyly, Congenital 
Contractures of Feet, Muscle Atrophy, and Oculomotor Apraxia 
Controlling cancer painGo to top of pageTop
Controlling indoor allergens 
Controlling irritable bowel syndrome with diet 
Controlling nausea and vomiting caused by chemotherapy 
Contusions 
Conversion Disorder 
Coombs' Test [Medical Test] 
COPD (Chronic Obstructive Pulmonary Disease) 
Copper Transport Disease 
Cor Triatriatum 
Cor Triatriatum Sinistrum 
Coral Scrapes 
Cordocentesis [Medical Test] 
Core stabilization 
Cori Disease 
Cornea Dystrophy 
Corneal Clouding-Cutis Laxa-Mental Retardation 
Corneal Dystrophies 
Corneal ring implants for nearsightedness (myopia) 
Cornelia de Lange Syndrome 
Corns 
Coronal Dentin Dysplasia 
Coronary Angiography [Medical Test] 
Coronary artery bypass graft (CABG) surgery 
Coronary artery bypass surgery for coronary artery disease 
Coronary Artery Calcium Scoring [Medical Test]Go to top of pageTop
Coronary Artery Disease 
Coronary Artery Disease in Women 
Coronary Calcium Scan [Medical Test] 
Coronary Syndrome, Acute 
Corpus Callosum, Agenesis 
Corpus Callosum, Agenesis of and Chorioretinal Abnormality 
Cortical-Basal Ganglionic Degeneration 
Cortico-Basal Ganglionic Degeneration (CBGD) 
Corticobasal Degeneration 
Corticosteroid injections for plantar fasciitis [Medication] 
Corticosteroid injections for rotator cuff disorders [Medication] 
Corticosteroids (glucocorticoids) for cancer and cancer pain [Medication] 
Corticosteroids (intra-articular) for osteoarthritis [Medication] 
Corticosteroids for a herniated disc [Medication] 
Corticosteroids for allergic rhinitis [Medication] 
Corticosteroids for carpal tunnel syndrome [Medication] 
Corticosteroids for chronic obstructive pulmonary disease (COPD) [Medication] 
Corticosteroids for cystic fibrosis [Medication] 
Corticosteroids for gout [Medication] 
Corticosteroids for inflammatory bowel disease [Medication] 
Corticosteroids for juvenile idiopathic arthritis [Medication] 
Corticosteroids for lupus [Medication] 
Corticosteroids for multiple sclerosis [Medication] 
Corticosteroids for nephrotic syndrome [Medication] 
Corticosteroids for polymyalgia rheumatica or giant cell arteritis [Medication]Go to top of pageTop
Corticosteroids for psoriasis [Medication] 
Corticosteroids for rheumatoid arthritis [Medication] 
Corticosteroids for shingles [Medication] 
Corticosteroids for sinusitis [Medication] 
Corticosteroids for tennis elbow [Medication] 
Corticosterone Methloxidase Deficiency Type I 
Cortisol in Blood [Medical Test] 
Cortisol in Urine [Medical Test] 
Cortisol Suppression Test [Medical Test] 
Cosmetic Surgery and Procedures 
Cost of Smoking Calculator 
Costello Syndrome 
Costochondral Junction Syndrome 
costovertebral segmentation anomalies 
Costovertebral segmentation defect with mesomelia (formerly) 
Coughs 
Counselling for HIV infection 
Counselling for PTSD 
Cowpox 
COX Deficiency 

CP
 
CP 
CPEO with Myopathy 
CPEO with Ragged-Red Fibers 
CPK (Creatine Phosphokinase) [Medical Test] 
CPRGo to top of pageTop
CPS Deficiency 
CPT 1A Deficiency 

CR
 
Crabs (Pubic Lice) 
Cradle Cap 
Cramps (Menstrual) Management 
Cramps, Menstrual 
Cranial Arteritis 
Cranial Meningoencephalocele 
Cranial Ultrasound [Medical Test] 
Cranio-Oro-Digital Syndrome 
Craniocarpotarsal dystrophy (dysplasia) 
Craniocele 
Craniodigital Syndrome of Scott 
Craniodigital Syndrome-Mental Retardation, Scott Type 
Craniofacial Dysostosis 
Craniofacial Dysostosis-PD Arteriosus-Hypertrichosis-Hypoplasia of Labia 
Craniofacial Syndrome 
Craniofrontonasal Dysostosis 
Craniofrontonasal Dysplasia 
Craniofrontonasal Syndrome 
Craniometaphyseal Dysplasia 
Cranioorodigital Syndrome 
Craniostenosis 
Craniostenosis, Crouzon Type 
CraniosynostosisGo to top of pageTop
Craniosynostosis with Radial Defects 
Craniosynostosis, Choanal Atresia, Radial Humeral Synostosis 
Craniosynostosis, Midfacial Hypoplasia, and Foot Abnormalities 
Craniosynostosis-Hypertrichosis-Facial and Other Anomalies 
Craniosynostosis-Radial Aplasia Syndrome 
Cranium Bifidum 
Creatine Kinase (CK) [Medical Test] 
Creatine Phosphokinase (CPK) [Medical Test] 
Creatine Phosphokinase-MB Isoenzyme (CPK-MB) [Medical Test] 
Creatinine and Creatinine Clearance [Medical Test] 
Creutzfeldt Jakob Disease 
Creutzfeldt-Jakob Disease (CJD) 
Cri du Chat Syndrome 
Crib Death 
Crib Safety 
Cribriform Carcinoma 
Crigler Najjar Syndrome Type I 
Crohn's Disease 
Cromolyn sodium for allergic rhinitis [Medication] 
Cronkhite-Canada Syndrome 
Cross Syndrome 
Cross-Eyes (Strabismus) 
Cross-McKusick-Breen Syndrome 
Crosti-Gianotti Syndrome 
Crotamiton 10% for scabies [Medication]Go to top of pageTop
Croup 
Croup Treatment 
Crouzon Craniofacial Dysostosis 
Crouzon Syndrome 
Crow-Fukase Syndrome 
Crowns 
CRP (C-reactive Protein) [Medical Test] 
Crying, Age 3 and Younger 
Cryoglobulinemia, Essential Mixed 
Cryosurgery for non-melanoma skin cancer 
Cryotherapy (cryosurgery) for genital warts 
Cryotherapy for abnormal cervical cell changes 
Cryotherapy for warts 
Cryptococcic Meningitis 
Cryptococcosis 
Cryptococcosis Lung 
Cryptococcosis Skin 
Cryptogenic Fibrosing Alveolitis