Many case reports mention heat, humidity, and stress as exacerbating factors. Patients often suffer greatly from severe pruritus. Therefore, quality of life may be adversely affected. No racial predilection is evident. This condition frequently appears under conditions of heat, humidity, and friction, often appearing suddenly.
Many patients present after decades of symptoms.
Few patients are asymptomatic. Most relate pruritus that disturbs sleep. Changing antiperspirants has not been reported to help. Some patients report diminution of sweating after onset of symptoms. Lesions most often are found in the axillae, where they tend to be bilateral.