Alphabetical maladies

Z......Zits    

Brain injury

D   Dehydration.

Facet syndrome

G  Gum Infection.

Infectious Mononucleosis  

M  --  Macrocephalic

O  --  Obsessive-Compulsive  Disorder

Q Queasy

S   Sore Throat.

U  Umbilical Infection. 

W   Warts.

Y   Yaws.

A   Acute Lymphocytic Leukemia.