Tycoon's cap
Tycoon’s cap (also known as acne necrotica miliaris)
is a human disease of the scalp, classified as a mixed alopecia, characterized by minute, itchy pustules within the scalp.
See also
Skin lesion
Cicatricial alopecia
References
Further reading
Freedberg, et al. (2003) Fitzpatrick's Dermatology in General Medicine. (6th ed.) McGraw-Hill. ISBN 0-07-138076-0.