<unk>  can be diagnosed by a dermatologist via a physical examination. In more extreme cases, a skin biopsy is performed to examine the pathology. Family and medical history are also looked at to see if the patient has a hereditary tendency to certain conditions that cause different types of<unk> , which may play a role in<unk>  development. For example, if a patient's parents had<unk> , there is a very strong probability they will also have similar issues. The issues can range from things like overproducing dead skin cells or the pores having a higher tendency to clog.
Acne mechanica
Calcinosis cutis
Crepitus
Acne cosmetica
Traumatic calcinosis cutis
Wrinkly skin syndrome
Limb–mammary syndrome
Dandruff