Conditions beginning with the letter C
- CAD (Coronary Artery Disease, Heart Disease)
- Cancer
- Cancer of the Bladder (Bladder Cancer)
- Cancer of the Brain (Brain Cancer, Brain Tumours)
- Cancer of the Breast (Breast Cancer, Mammary Cancer)
- Cancer of the Cervix (Cervical Cancer)
- Cancer of the Colon (Colon Cancer, Colorectal Cancer)
- Cancer of the Esophagus (Esophageal Cancer, Oesophageal Cancer)
- Cancer of the Glottis (Cancer of the Larynx, Laryngeal Cancer, Vocal Cord Cancer)
- Cancer of the Larynx (Laryngeal Cancer, Vocal Cord Cancer, Cancer of the Glottis)
- Cancer of the Lung (Lung Cancer, Pulmonary Cancer)
- Cancer of the Mouth (Oral Cancers, Mouth Cancers)
- Cancer of the Pancreas (Pancreatic Cancer)
- Cancer of the Prostate (Prostate Cancer, Prostate Problems)
- Cancer of the Skin (Melanoma, Skin Cancer, Skin Tumour)
- Cancer of the Uterus (Uterine Cancer, Endometrial Cancer)
- Cancer Pain (Oncological Pain)
- Candidiasis (Yeast Infections, Thrush)
- Canker Sores (Mouth Ulcers, Aphthous Ulcers)
- Carcinoid Syndrome
- Carotid Artery Disease (Carotid Artery Stenosis, Blocked Carotid Artery)
- Carotid Artery Stenosis (Carotid Artery Disease, Blocked Carotid Artery)
- Carpal Tunnel Syndrome (Wrist Problems, Median Nerve Dysfunction)
- Cataracts
- Cavities (Tooth Decay and Toothache, Dental Caries, Toothache)
- Celiac Disease (Gluten Intolerance, Celiac Sprue)
- Celiac Sprue (Celiac Disease, Gluten Intolerance)
- Cellulitis (Erysipelas, Necrotizing Fasciitis)
- Cerebral Palsy (CP, Little's Disease)
- Cerebrovascular Accident (Stroke, Ischemic Stroke, Hemorrhagic Stroke)
- Cervical Cancer (Cancer of the Cervix)
- CF (Cystic Fibrosis)
- Change of Life (Menopause, Climacteric)
- Chest Infection (Pneumonia, Lung Infection, Respiratory Infection)
- CHF (Congestive Heart Failure)
- Chicken Pox (Chickenpox, Varicella)
- Chickenpox (Varicella, Chicken Pox)
- Childhood Vaccination (Polio, Vaccination, Diphtheria)
- Chlamydia
- Cholera
- Cholesterol (High Cholesterol, Hyperlipidemia)
- Christmas Disease (Hemophilia, Classic Hemophilia)
- Chronic Brain Syndrome (Dementia, Organic Brain Syndrome, Senile Dementia)
- Chronic Bronchitis (Bronchitis)
- Chronic Cystic Mastitis (Fibrocystic Breast Disease, Breast Disease - Benign, Lumpy Breasts)
- Chronic Fatigue Immune Dysfunction Syndrome (CFIDS) (Chronic Fatigue Syndrome, Myalgic Encephalomyelitis (ME), Systemic Exertion Intolerance disease (SEID))
- Chronic Fatigue Syndrome (Myalgic Encephalomyelitis (ME), Chronic Fatigue Immune Dysfunction Syndrome (CFIDS), Systemic Exertion Intolerance disease (SEID))
- Chronic Hyperandrogenic Anovulation (CHA) (Polycystic Ovary Syndrome, Stein-Leventhal Syndrome, PCOS)
- Chronic Kidney Disease (Chronic Renal Failure, Kidney Failure)
- Chronic Lymphocytic Leukemia (Chronic Lymphoid Leukemia, CLL)
- Chronic Lymphoid Leukemia (Chronic Lymphocytic Leukemia, CLL)
- Chronic Obstructive Pulmonary Disease (COPD (Chronic Obstructive Pulmonary Disease))
- Chronic Pain (Pain, Long-Term Pain)
- Chronic Plaque Psoriasis (Psoriasis, Pustular Psoriasis, Erythrodermic Psoriasis)
- Chronic Renal Failure (Kidney Failure, Chronic Kidney Disease)
- Circulation Problems (Raynaud's Disease)
- CJD (Creutzfeldt-Jakob disease, Classical CJD, Variant CJD)
- Clap (Gonorrhea, Neisseria Gonorrhoeae Infection)
- Classic Hemophilia (Hemophilia, Christmas Disease)
- Classical CJD (Creutzfeldt-Jakob disease, CJD, Variant CJD)
- Climacteric (Menopause, Change of Life)
- CLL (Chronic Lymphocytic Leukemia, Chronic Lymphoid Leukemia)
- Clostridium Botulinum Toxin (Botulism, Botulin Toxin)
- Clostridium tetani (Tetanus, Lock Jaw, Lockjaw)
- Clot (Embolism, Pulmonary Embolism, PE)
- Club Foot (Congenital Talipes Equinovarus, CTEV)
- Cluster Headache (Headaches, Tension Headache, Sinus Headache)
- Cold (The Common Cold, Common Cold)
- Cold Sores (Oral Herpes, Fever Blister)
- Colic (Infantile Colic)
- Colon Cancer (Colorectal Cancer, Cancer of the Colon)
- Colorectal Cancer (Colon Cancer, Cancer of the Colon)
- Colour Blindness (Monochromatism, Deuteranopia, Protanopia)
- Colour Vision Deficiency (Colour Blindness, Monochromatism, Deuteranopia)
- Combined Systems Disease (Pernicious Anemia, Vitamin B12 Deficiency, Addison's Anemia)
- Common Cold (The Common Cold, Cold)
- Concussion (Mild Traumatic Brain Injury)
- Congenital Pernicious Anemia (Pernicious Anemia, Vitamin B12 Deficiency, Addison's Anemia)
- Congenital Talipes Equinovarus (Club Foot, CTEV)
- Congestive Heart Failure (CHF)
- Conjunctivitis (Pink Eye)
- Constipation (Hard Stools, Difficulty Passing Stool)
- Consumption (Tuberculosis, TB)
- Contact Dermatitis (Poison Ivy, Allergic Dermatitis)
- Contraception (Birth Control, Family Planning)
- COPD (Chronic Obstructive Pulmonary Disease) (Chronic Obstructive Pulmonary Disease)
- Coronary Artery Bypass Surgery (Coronary Bypass Heart Surgery)
- Coronary Artery Disease (CAD, Heart Disease)
- Coronary Bypass Heart Surgery (Coronary Artery Bypass Surgery)
- Coronavirus disease (COVID-19, 2019 novel coronavirus)
- Cot Death (Sudden Infant Death Syndrome, SIDS, Crib Death)
- COVID-19 (Coronavirus disease, 2019 novel coronavirus)
- Coxsackie Virus (Hand, Foot, and Mouth Disease, HFMD, Enterovirus)
- CP (Cerebral Palsy, Little's Disease)
- Creutzfeldt-Jakob disease (CJD, Classical CJD, Variant CJD)
- Crib Death (Sudden Infant Death Syndrome, SIDS, Cot Death)
- Crohn's Disease (IBD (Crohn's Disease), Inflammatory Bowel Disease (Crohn's Disease))
- Croup
- CTEV (Club Foot, Congenital Talipes Equinovarus)
- Cutaneous Anthrax (Anthrax, Bacillus Anthracis Infection, Inhalation Anthrax)
- Cuts and Scrapes (Wound Care, Abrasions)
- Cyclothymia (Cyclothymic Disorder)
- Cyclothymic Disorder (Cyclothymia)
- Cystic Fibrosis (CF)
- Cystitis (Urinary Tract Infections, Bladder Infections, Urethritis)
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