I doubt you've spread anything to him.
FolliculitisFolliculitis
Folliculitis on the leg
Folliculitis, decalvans on the scalp is usually not contagious, and this should be especially true for yours, since you've had it so long.
FolliculitisFolliculitis
Folliculitis on the leg
Folliculitis, decalvans on the scalp is pretty
commonCommon cold, so it wouldn't be that unusual for him to get it too, and besides, there are several different forms of it (
bacterialBacterial gastroenteritis
Campylobacter enteritis
Cellulitis
Corneal ulcers and infections
Cystitis - acute bacterial
Cystitis - noninfectious
Labyrinthitis
Prostatitis - chronic
Prostatitis - nonbacterial, sterile, etc.) So you needn't worry. He should leave the
spotsBirthmarks - pigmented
Liver spots
Measles, koplik spots - close-up
Mongolian blue spots alone (no picking), wash with an antibacterial soap, and see the doctor for definitive diagnosis. His doctor would be helped by knowing what your doctor says too, just so the issue of contagiousness can be put to rest.
Take care.
Dr. Rockoff