All Diseases that Start with D (Rare, Deadly, and Many More!)

Welcome to our comprehensive guide on diseases starting with “D.” In this exploration, we delve into a diverse array of health conditions affecting everything from blood, bone, eyes, and mental health to lung, skin, and even diseases in dogs and cats.

This guide will also touch on deadly, rare, autoimmune, and bacterial infections, providing a broad understanding of these various ailments.

Top 100 Diseases that Start with D

  • Diabetes: Chronic condition affecting blood sugar regulation
  • Dementia: Progressive cognitive decline, memory loss
  • Dyslexia: Learning disorder affecting reading abilities
  • Dermatitis: Inflammation of the skin
  • Depression: Mental health disorder affecting mood
  • Down Syndrome: Genetic disorder causing developmental delays
  • Diphtheria: Serious bacterial throat infection
  • Diarrhea: Frequent, loose bowel movements
  • Diverticulitis: Inflammation of the digestive tract pouches
  • Dysentery: Infection causing severe diarrhea
  • Dengue Fever: Mosquito-borne viral illness
  • Deep Vein Thrombosis (DVT): Blood clots in deep veins
  • Dehydration: Excessive loss of body water
  • Dry Eye Syndrome: Lack of adequate tears
  • Dystonia: Movement disorder causing muscle spasms
  • Duodenal Ulcer: Ulcer in the first part of the small intestine
  • Dysphagia: Difficulty swallowing
  • Dermatomyositis: Inflammatory disease affecting skin and muscles
  • Dupuytren’s Contracture: Hand tissue thickens and tightens
  • Dysuria: Painful or difficult urination
  • Decubitus Ulcer: Pressure sores, bedsores
  • Diphyllobothriasis: Tapeworm infection
  • Drooling: Excessive saliva outside the mouth
  • Dyspepsia: Indigestion or upset stomach
  • Dyspnea: Difficult or labored breathing
  • Diabetic Retinopathy: Diabetes-related eye disease
  • Dysarthria: Slurred or slow speech
  • Dermatofibroma: Benign skin growth
  • Dermatographia: Skin writes, hives when scratched
  • De Quervain’s Tenosynovitis: Tendon sheath inflammation in the wrist
  • Dyshidrosis: Small, itchy blisters on hands, feet
  • Dactylitis: Inflammation of fingers or toes
  • Discitis: Inflammation of the spinal disc
  • Dermatitis Herpetiformis: Itchy, blistering skin disease
  • Diabetic Neuropathy: Nerve damage from diabetes
  • Dry Mouth Syndrome: Lack of saliva production
  • Diabetic Ketoacidosis: Serious diabetes complication
  • Dysmenorrhea: Painful menstrual cramps
  • Dacryocystitis: Inflammation of tear sac
  • Dental Caries: Tooth decay, cavities
  • Dermatillomania: Compulsive skin-picking
  • Dislocated Shoulder: Displacement of the shoulder joint
  • Dysthymia: Persistent mild depression
  • DiGeorge Syndrome: Genetic disorder affecting the thymus gland
  • Diffuse Idiopathic Skeletal Hyperostosis (DISH): Bone disorder
  • Dilated Cardiomyopathy: Heart’s inability to pump blood
  • Dissociative Identity Disorder: Multiple personality disorder
  • Dust Allergy: Allergic reaction to dust mites
  • Discoid Lupus Erythematosus: Chronic skin condition
  • Dravet Syndrome: Rare, severe epilepsy
  • Dysfunctional Uterine Bleeding: Abnormal, irregular uterine bleeding
  • Dandy-Walker Syndrome: Congenital brain malformation
  • Dacryocystitis: Inflammation of the tear sac
  • Dermoid Cyst: Benign cysts with tissue like hair, skin
  • Dehydration: Excessive loss of body fluids
  • Diabetic Nephropathy: Kidney damage due to diabetes
  • Diabetic Ulcers: Non-healing wounds, typically on feet, in diabetics
  • Diphallia: Rare condition of having two penises
  • Diphtheritic Neuropathy: Nerve damage after diphtheria infection
  • Diplopia: Double vision
  • Dislocated Jaw: Misalignment of the jaw
  • Dissociative Amnesia: Memory loss typically due to trauma
  • Diverticulosis: Small bulging pouches in the digestive tract
  • DRESS Syndrome: Drug Reaction with Eosinophilia and Systemic Symptoms
  • Dropped Bladder: Bladder prolapse into the vagina
  • Drug Addiction: Dependence on legal or illegal drugs
  • Dry Socket: Painful condition after tooth extraction
  • Duane Syndrome: Eye movement disorder
  • Dubowitz Syndrome: Rare genetic disorder affecting growth and development
  • Dural Arteriovenous Fistula: Abnormal connection between artery and vein in the dura mater
  • Dysfunctional Labor: Abnormal progress in labor
  • Dysgeusia: Distorted sense of taste
  • Dyshidrosis: Skin disorder with small, itchy blisters
  • Dysphonia: Difficulty in speaking due to vocal cord problems
  • Dyspraxia: Developmental disorder affecting motor coordination
  • Dysthymia: Persistent depressive disorder
  • Dysuria: Painful or difficult urination
  • Dermatophytosis: Fungal infection of the skin
  • Dermatosis Papulosa Nigra: Skin condition with small, dark bumps
  • Developmental Coordination Disorder: Delay in developing motor skills
  • Diabetic Coma: Life-threatening diabetes complication
  • Diabetic Hypoglycemia: Low blood sugar in diabetics
  • Diabetic Peripheral Neuropathy: Nerve damage in the arms and legs due to diabetes
  • Diastasis Recti: Separation of abdominal muscles
  • Dientamoeba Fragilis Infection: Parasitic infection causing gastrointestinal symptoms
  • Dilated Pore of Winer: Large, solitary open comedones
  • Diphallus: Rare congenital abnormality with two penises
  • Disseminated Granuloma Annulare: Chronic skin condition with ring-shaped rash
  • Distal Muscular Dystrophy: Muscle weakness starting in the hands and feet
  • Distal Renal Tubular Acidosis: Kidney disorder affecting acid-base balance
  • DRESS Syndrome: Severe drug reaction affecting the skin and internal organs
  • Drusen: Yellow deposits under the retina
  • Duodenal Atresia: Congenital absence or closure of a portion of the intestine
  • Duodenitis: Inflammation of the beginning of the small intestine
  • Dysfunctional Uterine Bleeding: Abnormal bleeding from the uterus
  • Dysphagia Lusoria: Difficulty swallowing due to a vascular abnormality
  • Dysplastic Nevus Syndrome: Condition with atypical moles
  • Dystrophic Calcification: Calcification in degenerated tissue
  • Dystrophic Epidermolysis Bullosa: Genetic skin blistering disorder
  • Dysembryoplastic Neuroepithelial Tumor: Rare, benign brain tumor

Also, Check:

Medical Terms That Start With D

Fitness Words That Start With D

Rare Diseases That Start With D

  • Dravet Syndrome
  • Dupuytren’s Contracture
  • Dermatomyositis
  • DiGeorge Syndrome
  • Dysautonomia
  • Diamond-Blackfan Anemia
  • Dercum’s Disease
  • Danon Disease
  • Dyskeratosis Congenita
  • Duane Syndrome
  • Dysplasia Epiphysealis Hemimelica
  • Dejerine-Sottas Disease
  • Dubowitz Syndrome
  • Dyggve-Melchior-Clausen Syndrome
  • Dysferlinopathy

Deadly Diseases That Start With D

  • Dengue Fever
  • Diphtheria
  • Diabetic Ketoacidosis
  • Dilated Cardiomyopathy
  • Disseminated Intravascular Coagulation
  • Duchenne Muscular Dystrophy
  • Dravet Syndrome
  • Drowning
  • Drug Overdose
  • Diabetic Hypoglycemia
  • Diabetic Hyperosmolar Syndrome
  • Dissecting Aneurysm
  • Dermal Necrosis
  • Dystrophic Epidermolysis Bullosa
  • Degenerative Disc Disease

Explore More Diseases Starting With:

ABC – D – EFGHIJKLMNOPQRSTUVWXYZ

As we continue to explore the vast realm of diseases, our focus shifts to categorizing ailments beginning with “D” based on the body part or system they affect. From autoimmune to blood, bone, and eye diseases, this section aims to provide a clearer understanding of these conditions and their specific impacts.

This categorization helps in comprehending the diverse nature and symptoms of various diseases, making it easier to grasp their complexities.

Other Diseases Beginning With D (Divided By Type)

Autoimmune Diseases That Start With D

  • Dermatomyositis
  • Diabetes Type 1
  • Discoid Lupus Erythematosus
  • Dressler’s Syndrome
  • Duhring’s Disease
  • Diffuse Scleroderma
  • Dermatitis Herpetiformis
  • De Quervain’s Thyroiditis
  • Diabetic Mastopathy
  • Disseminated Intravascular Coagulation
  • Dego’s Disease
  • Diffuse Idiopathic Skeletal Hyperostosis
  • Duncan’s Syndrome
  • Dyshidrotic Eczema
  • Drug-induced Lupus Erythematosus

Blood Diseases That Start With D

  • Deep Vein Thrombosis (DVT)
  • Disseminated Intravascular Coagulation
  • Diamond-Blackfan Anemia
  • Dysprothrombinemia
  • Drug-induced Hemolytic Anemia
  • Disseminated Tuberculosis
  • Dengue Hemorrhagic Fever
  • Dehydration
  • Dubin-Johnson Syndrome
  • Danon Disease
  • Dabigatran Overdose
  • Dysfibrinogenemia
  • Dyskeratosis Congenita
  • Dicoumarol Toxicity
  • Dacrocytosis

Bone Diseases That Start With D

  • Duchenne Muscular Dystrophy
  • Degenerative Disc Disease
  • Diffuse Idiopathic Skeletal Hyperostosis
  • Developmental Dysplasia of the Hip
  • Diastrophic Dysplasia
  • Dupuytren’s Contracture
  • Dowling-Degos Disease
  • Dysosteosclerosis
  • Diamond-Blackfan Anemia (bone marrow failure)
  • Dyschondrosteosis
  • Diaphyseal Aclasis
  • Dysplasia Epiphysealis Hemimelica
  • Distal Osteosclerosis
  • Dubowitz Syndrome
  • Dermatomyositis (bone complications)

Eye Diseases That Start With D

  • Diabetic Retinopathy
  • Dry Eye Syndrome
  • Detached Retina
  • Duane Retraction Syndrome
  • Diabetic Macular Edema
  • Discoid Lupus (eye manifestations)
  • Dominant Optic Atrophy
  • Drusen of the Optic Nerve
  • Dacryoadenitis
  • Dacryocystitis
  • Degenerative Myopia
  • Delusion of Parasitosis (ocular)
  • Dermoid Cyst of the Eye
  • Doyne Honeycomb Retinal Dystrophy
  • Developmental Glaucoma

Ear Diseases That Start With D

  • Deafness
  • Dizziness
  • Drug-induced Ototoxicity
  • Deviated Septum
  • Dysacusis
  • Dacryocystitis (ear-related symptoms)
  • Dermatitis of the Ear Canal
  • Discharging Ear
  • Drop Attacks (vestibular)
  • Dural Arteriovenous Fistulas
  • Dandy-Walker Syndrome
  • Dysosmia
  • Dubowitz Syndrome (ear manifestations)
  • Dysphonia
  • Dysplasia of the Middle Ear

Hand Diseases That Start With D

  • Dupuytren’s Contracture
  • De Quervain’s Tenosynovitis
  • Diabetic Hand Syndrome
  • Dermatomyositis (hand manifestations)
  • Dysmelia
  • Digital Mucous Cyst
  • Dyshidrotic Eczema
  • Dupuytren’s Disease
  • Diabetic Neuropathy (hand complications)
  • Distal Radius Fracture
  • Dislocated Thumb
  • Dactylitis
  • Dermatofibrosarcoma Protuberans (hand)
  • Duplex Hand
  • Dermatopolymyositis (hand manifestations)

Lung Diseases That Start With D

  • Dyspnea
  • Dry Powder Inhaler Induced Lung Injury
  • Dust Allergy
  • Drug-induced Pulmonary Disease
  • Diaphragmatic Hernia
  • Drowning (lung complications)
  • Disseminated Tuberculosis
  • Dirofilariasis (lung manifestation)
  • Desquamative Interstitial Pneumonitis
  • Diffuse Alveolar Hemorrhage
  • Diffuse Panbronchiolitis
  • Drug-induced Bronchospasm
  • Diffuse Pulmonary Lymphangiomatosis
  • Desmoplastic Small Round Cell Tumor (lung)
  • Dandy-Walker Syndrome (respiratory complications)

Liver Diseases That Start With D

  • Drug-induced Liver Injury
  • Dubin-Johnson Syndrome
  • Dysmetabolic Syndrome X
  • Diabetic Hepatosclerosis
  • Delta Agent (Hepatitis D)
  • Drug-induced Hepatitis
  • Dysplastic Nodules in Liver
  • Disseminated Tuberculosis (liver manifestation)
  • Drug-induced Cholestasis
  • Drug-induced Hepatic Steatosis
  • Ductopenia
  • Diastematomyelia (liver manifestations)
  • Disseminated Coccidioidomycosis (liver)
  • Deferoxamine Toxicity (liver)
  • Dracunculiasis (liver manifestation)

Heart Diseases That Start With D

  • Dilated Cardiomyopathy
  • Dissecting Aneurysm
  • Diastolic Dysfunction
  • Dressler’s Syndrome
  • Deep Vein Thrombosis (heart implications)
  • Drug-induced Cardiomyopathy
  • Diabetic Cardiomyopathy
  • Double Outlet Right Ventricle
  • Down Syndrome (heart defects)
  • Dextrocardia
  • Drug-induced Valvular Heart Disease
  • Danon Disease (heart manifestations)
  • DiGeorge Syndrome (congenital heart disease)
  • Duroziez’s Disease
  • Double Aortic Arch

Skin Diseases That Start With D

  • Dermatitis
  • Dyshidrotic Eczema
  • Drug Eruptions
  • Decubitus Ulcers
  • Discoid Lupus Erythematosus
  • Dermatofibroma
  • Dermatophytosis
  • Darier’s Disease
  • Dupuytren’s Contracture
  • Dermatomyositis (skin manifestations)
  • Dariers Disease
  • Dyskeratosis Congenita (skin manifestations)
  • Diabetic Dermopathy
  • Disseminated Superficial Actinic Porokeratosis
  • Dowling-Degos Disease

Bacterial Infections That Start With D

  • Diphtheria
  • Dental Abscess
  • Disseminated Lyme Disease
  • Diabetic Foot Infection
  • Disseminated Gonococcal Infection
  • Drug-induced Immune Deficiency Syndrome
  • Disseminated Tuberculosis
  • Dacryocystitis
  • Dermatophilosis
  • Diphtheroid Bacillus Infection
  • Donovanosis
  • Disseminated Intravascular Coagulation (secondary to infection)
  • Disseminated Nocardiosis
  • Diabetic Ulcers (infected)
  • Disseminated Mycobacterium Avium Complex

Stay tuned as we dive into the world of diseases affecting our furry companions. Understanding these conditions is vital for pet owners and veterinarians alike.

Our next section will cover a range of diseases starting with “D” that can impact the health and wellbeing of dogs and cats.

Dog Diseases That Start With D

  • Distemper
  • Dermatitis
  • Degenerative Myelopathy
  • Demodectic Mange
  • Diabetic Ketoacidosis
  • Diarrhea
  • Disc Disease
  • Distichiasis
  • Dystocia
  • Dry Eye (Keratoconjunctivitis Sicca)
  • Dysplasia (Hip and Elbow)
  • Dachshund Paralysis
  • Dehydration
  • Dental Disease
  • Dermoid Sinus

Cat Diseases That Start With D

  • Diabetes Mellitus
  • Dermatitis
  • Diarrhea
  • Distemper (Feline Panleukopenia)
  • Dental Disease
  • Dyspnea
  • Dystocia
  • Deafness
  • Degenerative Joint Disease
  • Demodectic Mange
  • Dry Eye (Keratoconjunctivitis Sicca)
  • Disc Disease
  • Dandruff
  • Deep Ear Infections
  • Dirofilariasis (Heartworm)

diiseases that start with d