A

• ADF syndrome
• AIDS
• Alzheimer's disease
• Ametan rubeola
• Anchilles fever
• Andorian measles
• Andronesian encephalitis
• Anemia
• Anhydric shock
• Anorexia nervosa
• Aphasia
• Arthritis
• Asthma

B

• Bajoran flu
• Ba'ltmasor Syndrome
• Barclay's Protomorphosis Syndrome
• Bendii syndrome
• Black Death
• Blindness
• Bloodfire
• Botanical plague
• Botulinus
• Burkhardt's disease

C

• Cal-tai
• Calebrian plague
• Cancer (disease)
• Canopus plague
• Cholera
• Color blindness
• Coma
• Common cold
• Confinement syndrome
• Cramps
• Cygnian flu
• Cymbeline blood burn
• Cystic fibrosis

D

• Deafness
• Death
• Debellium brain rot disease
• Degenerative xenosis
• Denebian fever
• Dorek Syndrome
• Dwarfism

E

• Ebola

F

• F'relorn disease

G

• Germophobe
• Gigantism
• Gnawing

G cont.

• Gorolian flu

H

• Haslev-Rahn disease
• Headache
• Heart failure
• Hemorrhage
• Hephaestus fever
• Hiinkan Plague
• Hypermorphic botulism
• Hypothermia
• Hypoxia

I

• Influenza
• Irumodic Syndrome
• Iverson's Disease

K

• Kalla-Nohra Syndrome

L

• Larosian virus
• Levodian flu
• Lunglock fever
• LV-132

M

• Mabgonian plague
• Malaria
• Meme virus
• Missing Time Syndrome
• Morphogenic virus
• Mottling
• Munchausen syndrome
• Myasthenia gravis
• Myrruthesia

N

• Nanadekh
• Neplatrenu
• Nervous breakdown
• Neuro-intoxication

O

• Omega IV virus
• Orion blood fever
• Orion plague
• Orkett's disease
• Oroborus virus
• Osteoporosis

P

• Palsy
• Pa'nar Syndrome
• Parkinson's disease
• Petechia
• Plak S'ran
• Plasma burn
• Polio
• Polywater
• Post-traumatic stress
• Pottrik Syndrome
• Pyrrhoneuritis

Q

• Qong-Hegh
• Qu'Vat virus

R

• Ra'el Sha
• Rigelian fever
• Rigellian blood-burn fever
• Rigellian bone-stress
• Rigellian plague
• Romulan toxin
• Rop'ngor

S

• Sakuro's disease
• Satai
• Schizophrenia
• Sethik's disease
• Sherman's Plague
• Space cafard
• Space strain
• Symbalene blood burn
• Synesthesia

T

• T'lokan schism
• T'Viad's syndrome
• Taggart's Syndrome
• Tartha pox
• Telurian plague
• Temporal psychosis
• Tinnitus
• Transporter psychosis
• T'Shevat's Syndrome
• Tuberculosis
• Tuvan Syndrome
• Tzeka fever

U

• Unity virus

V

• Varnak's disease
• Vegan choriomeningitis
• Vegan D virus
• Velderix Riehn'va
• Vincent's agina
• Viper's eye
• Virillian toxic fever
• Virogen
• Vulcan bebonea
• Vulcan flu
• Vulcan scourge

W

• Wrath of the Prophets (plague)

X

• Xenopolycythemia

Y

• Yellow fever
• Yerrin Syndrome

Z

• Zanthi fever