What Is an Epidermal Cyst?
This disease is a benign skin appendage tumor, also known as keratinous cyst. It is a cyst in the funnel of the hair follicle. The epithelium of the cyst cavity is similar to the epithelium of the funnel of the hair follicle. Composition, the sac contains keratinocytes and scales.
Basic Information
- nickname
- Keratinous cyst
- English name
- epidermoid cyst
- English alias
- epidermal cyst; keratinous cyst
- Visiting department
- dermatology
- Common locations
- Scalp, face and neck, torso and hips
- Common symptoms
- Hemispherical swelling, slow growth, normal skin color, hard, elastic, movable, 0.5cm to several centimeters in diameter
Epidermal cyst clinical manifestations
- The lesion is a hemispherical bulge, which grows slowly, with normal skin color, hard, elastic, and movable, with a diameter of 0.5cm to several centimeters. It grows slowly and does not grow up to a certain degree. Generally, there are no conscious symptoms. It can occur anywhere, but it often occurs on the scalp, face and neck, trunk and hips. Skin lesions are often solitary, but they are more common in the head and face in Gardner syndrome.
Epidermal cyst examination
- The histopathology of the lesion showed that cysts formed within the dermis. The cyst wall was composed of several layers of squamous epithelium. The cysts were filled with keratin and arranged in a circular layer. Such as cyst rupture can cause foreign body reactions.
Epidermal cyst diagnosis
- According to the hemispherical bulge of the lesion, the growth is slow, normal skin color, hard, elastic, movable, 0.5cm to several centimeters in diameter, slow growth, and the typical pathological changes of the skin lesion can be diagnosed.
Epidermal cyst treatment
- The cyst was completely removed by surgery.