“Explore our comprehensive A-Z guide on diseases and conditions. Discover detailed information on definitions, symptoms, causes, and treatments to better understand various health issues.”
- Dacryoadenitis
- Dacryocystitis
- Dandy-Walker Syndrome
- Danon Disease
- Dawn Phenomenon
- Daytime Wetting (Urinary Incontinence) in Children
- De Quervain’s Tendinosis
- Decidual Cast
- Deep Vein Thrombosis (DVT)
- Defecography
- Degenerative Disk Disease
- Dehydration
- Dehydration Headache
- Delayed Ejaculation
- Delayed Sleep Phase Syndrome
- Delirium
- Delirium Tremens
- Delusional Disorder
- Dementia
- Demodex (Face Mites)
- Demyelinating Disease
- Dendrophobia
- Dengue Fever
- Dense Breast Tissue
- Dental Plaque
- Dental Trauma
- Dentigerous Cyst
- Dentophobia
- Denture Stomatitis
- Dependent Personality Disorder
- Depersonalization-Derealization Disorder
- Depression
- Depression and Sex
- Depression in Children
- Dermatillomania (Skin Picking)
- Dermatitis
- Dermatitis Herpetiformis
- Dermatofibrosarcoma Protuberans (DFSP)
- Dermatographia
- Dermatomyositis
- Dermoid Cyst
- Desmoid Tumors
- Desmoplastic Small Round Cell Tumor (DSRCT)
- Desquamative Inflammatory Vaginitis
- Developmental Delay in Children
- Developmental Language Disorder
- Deviated Septum
- Dextrocardia
- Diabetes
- Diabetes and Stroke
- Diabetes Insipidus
- Diabetes-Related Amyotrophy
- Diabetes-Related Coma
- Diabetes-Related Dermopathy
- Diabetes-Related Foot Conditions
- Diabetes-Related Ketoacidosis (DKA)
- Diabetes-Related Macular Edema
- Diabetes-Related Nephropathy
- Diabetes-Related Neuropathy
- Diabetes-Related Retinopathy
- Diabulimia
- Diamond-Blackfan Anemia
- Diaper Rash (Diaper Dermatitis)
- Diaphoresis
- Diarrhea
- Diastasis Recti
- Diastema
- Diastolic Dysfunction
- Diastolic Heart Failure
- Diastolic Murmur
- Diastrophic Dysplasia
- Differentiation Syndrome
- Diffuse Idiopathic Skeletal Hyperostosis (DISH)
- Diffuse Intrinsic Pontine Glioma
- Diffuse Large B-Cell Lymphoma
- DiGeorge Syndrome
- Dilated Cardiomyopathy
- Dilated Pore of Winer
- Diminished Ovarian Reserve
- Diphtheria
- Diplopia (Double Vision)
- Discoid Lupus
- Dislocated Elbow
- Dislocated Jaw
- Dislocated Shoulder
- Dislocation
- Disorders of Sexual Development (DSDs)
- Disruptive Mood Dysregulation Disorder (DMDD)
- Disseminated Intravascular Coagulation (DIC)
- Dissociative Amnesia
- Dissociative Disorders
- Dissociative Identity Disorder (Multiple Personality Disorder)
- Distended Bladder
- Distichiasis (Double Eyelashes)
- Distributive Shock
- Diverticulitis
- Diverticulosis
- Double Aortic Arch
- Double Inlet Left Ventricle
- Double Outlet Right Ventricle
- Down Syndrome
- Dravet Syndrome
- Dressler’s Syndrome
- Drug Allergies
- Dry Eye
- Dry Mouth (Xerostomia)
- Dry Skin
- Dry Socket
- Dual Diagnosis
- Duane Syndrome
- Dubin-Johnson Syndrome
- Duchenne Muscular Dystrophy (DMD)
- Ductal Carcinoma in Situ (DCIS)
- Dumping Syndrome
- Duodenal Atresia
- Duodenal Cancer
- Duodenitis
- Duplex Kidney (Duplicated Ureters)
- Dupuytren Contracture
- Dural Arteriovenous Fistula (dAVF)
- Dust Mite Allergy
- Dwarfism (Skeletal Dysplasia) and Other Causes of Short Stature
- Dysarthria
- Dysautonomia
- Dysbiosis
- Dyscalculia
- Dyschezia
- Dysentery
- Dysgeusia
- Dysgraphia
- Dyshidrotic Eczema (Dyshidrosis)
- Dyslexia
- Dysmenorrhea (Menstrual Cramps)
- Dyspareunia (Painful Intercourse)
- Dysphoric Milk Ejection Reflex (D-MER)
- Dysplastic Nevus (Atypical Moles)
- Dyspraxia
- Dystonia
- Dystrophic Nails
- Dystychiphobia