Yellow keratinized skin of palms and toes
Introduction
Introduction Keratosis palmaris etplantaris is an autosomal dominant hereditary disease with obvious familiality that can be passed down from generation to generation or terminated by genetics. There is no trace of positive family history. It can occur from childhood, but also in childhood or adolescence, but has a family history. The disease can also be symptomatic, found in follicular keratosis and red pityriasis.
Cause
Cause
The cause of the disease is not fully understood. Generally divided into primary and secondary. The former is related to heredity, and has a family history. Some of them have symptoms in early childhood; the latter can be caused by various diseases such as pyelonephritis, drug poisoning, autoimmune deficiency, and abnormal calcium metabolism.
Examine
an examination
Related inspection
Fungal microscopic examination of fungal histopathology
Congenital and other acquired palmoplantar keratosis should be excluded. The former has a family history, and the incidence is earlier, the latter is common in hair red pityriasis, chronic contact dermatitis, chronic eczema, fungal infections and manual labor.
Diagnosis
Differential diagnosis
Congenital and other acquired palmoplantar keratosis should be excluded. The former has a family history, and the incidence is earlier, the latter is common in hair red pityriasis, chronic contact dermatitis, chronic eczema, fungal infections and manual labor.
