They may also examine your eyebrows, eyelids, nose, and chest. Diagnostic tests aren't usually necessary to diagnose wet dandruff. However, some healthcare providers may order a fungal culture ...

This type of dermatitis can also affect other areas of the body, such as the ears, eyebrows, center of the face, eyelids, upper chest, upper back, armpits, and groin area. If dandruff shampoo ...