idiopathic guttate hypopigmentation

Introduction

Introduction to idiopathic deciduous hypopigmentation Idiopathic Guttatehypomelanosis is a multiple punctate hypopigmentation with unclear etiology. basic knowledge The proportion of illness: 0.005%-0.006% Susceptible people: no specific population Mode of infection: non-infectious Complications: skin allergies

Cause

Idiopathic phleem pigmentation etiology

Causes:

The cause is unclear and daylight is a possible cause.

Pathogenesis

The pathogenesis is still unclear.

Prevention

Idiopathic drip pigmentation prevention

There are no effective preventive measures for this disease.

Complication

Idiopathic drops hypochromia complications Complications skin allergies

No other complications.

Symptom

Idiopathic drops of pigmentation symptoms common symptoms pigmentation skin itching

Milky white spotted spots, about 2 ~ 6mm in diameter, sometimes large, irregular shape, round or polygonal, no symptoms, more common in exposed parts, such as limbs, face and trunk, the incidence can increase with age And increase.

Examine

Examination of idiopathic deciduous hypopigmentation

Histopathology: Melanin is reduced in basal layer melanocytes, and dopa response is weakened.

Diagnosis

Diagnosis and differentiation of idiopathic pharyngeal pigmentation

diagnosis

According to the clinical manifestations, the characteristics of skin lesions and histopathological features can be diagnosed.

Differential diagnosis

1. Senile leukoplakia is considered to be the same disease. Senile leukoplakia occurs mostly in middle-aged and older people over 45 years old. Generally, the face is not involved and accompanied by skin aging such as senile sputum and senile hemangioma.

2. Tuberous sclerosis may have hypopigmentation, but small leaf shape, unclear boundary, and sebaceous adenoma.

3. The plaques on the plaque of the tinea versicolor pigmentation can be seen on the plaque, and the fungus is positive.

4. Drops of plaque pigmentation spots have atrophy.

Was this article helpful?

The material in this site is intended to be of general informational use and is not intended to constitute medical advice, probable diagnosis, or recommended treatments.