continuous acrodermatitis
Introduction
Introduction to continuous acral dermatitis The cause of acrodennatitis continua is unknown, and it is considered to be a purulent infection because a variety of staphylococci can be cultured in the ruptured skin lesion. However, pustules are sterile and are not considered to be infectious diseases. Because its clinical manifestations and pathological changes are the same as pustular psoriasis, it is considered that this disease is associated with pustular psoriasis and herpes-like impetigo. basic knowledge The proportion of sickness: 0.004% - 0.005% Susceptible people: no specific population Mode of infection: non-infectious Complications: hand, foot and ankle
Cause
Causes of continuous acral dermatitis
The cause is unknown, and its occurrence may be related to post-traumatic infection, but aseptic pustules and resistance to treatment are characteristic of this disease.
Prevention
Continuous acral dermatitis prevention
Because the cause of this disease is unknown, there is no effective prevention, but it can start from developing good habits.
Complication
Continuous acral dermatitis complications Complications
Various skin pustular diseases.
Symptom
Continuous acral dermatitis symptoms common symptoms crusting pustules
The disease is more common in young adults, more common in female patients, most of which are caused by trauma, on the sides of a finger or toe on the initial hair, there is a small pustule of aseptic, pustule dry knot after a few days, the skin peeled off leaving a reddish smashed face, but soon there are new pustules appearing, the damage continues to expand, can invade the entire finger, toe, back of the hand and the back of the foot, this patient rarely becomes systemic or extended to In the distance, the disease mainly invades the hands and feet, and occasionally can invade the oral mucosa. The nails are more common. The turbidity of the nails is tarnished and deformed. In severe cases, there may be nails falling off. Small pustules, chronic course, repeated attacks, a small number of patients due to improper treatment, can be stimulated to explode systemic pustules, a small number of patients can be accompanied by wrinkles.
Examine
Examination of continuous acral dermatitis
The total number of white blood cells is increased, neutrophils or transient eosinophilia.
Diagnosis
Diagnosis and diagnosis of continuous acral dermatitis
The disease should be differentiated from eczema, palmoplantar pustulosis, hand and foot.
1. Patients with generalized pustular psoriasis often have a history of psoriasis or psoriasis vulgaris, and Kogoj spongy pustules are seen in histopathology, with pathological changes around psoriasis.
2. Under the cornea pustules, the upper part of the pustule blister fluid is clear, the lower part is turbid, no systemic disease and mucosal damage, and it is a pustule under the cornea.
