Dermatology Questions? Ask an Online Dermatologist.
This is Dr. David
could be scalp psoriasis.
you need a scalp skin biopsy to help with the diagnosis.
you might need steroid creams to help with psoriasis.
have you had a scalp biopsy yet?
coffee would not cause this problem.
if you have an infection you have to see a doctor right away
and get a skin culture and antibiotic therapy.
if you don't see a doctor the infection will only get worse and can spread to your blood stream.
do you have health insurance to be able to see a doctor or dermatologist?