Eruptive Vellus Hair Cysts On Face

Eruptive vellus hair cysts are usually 1 4.

Eruptive vellus hair cysts on face. Eruptive vellus hair cysts evhc are small cystic papules that usually occur on the chest and extremities. Eruptive vellus hair cyst is small papule containing vellus hairs which is a rare follicular developmental abnormality of the vellus hair follicles 1 eruptive vellus hair cysts are usually seen in children adolescents or young adults and manifest as reddish brown smooth papules most commonly involving the central chest limbs and abdomen. The condition affects males and females equally and sporadic cases usually appear at 4 18 years of age. Histologically evhcs are.

Download citation eruptive vellus hair cysts on the face a 35 year old female patient with eruptive vellus hair cysts is reported. Eruptive vellus hair cysts were first described in 1977. Fewer than 10 cases of a variant form of evhc that occur exclusively on the face have been reported. Vellus hairs are fine blond hairs normally growing on the face trunk and limbs in contrast to terminal hairs which are longer pigmented and mainly arising on the scalp beard underarms and pubic area.

To the best of our knowledge no case of. They are usually found on the central chest. Eruptive vellus hair cysts are small papules containing vellus hairs. We describe a case of evhc limited to the right side of the face.

680 evhc may occur randomly or it can be inherited as an autosomal dominant trait. Usual onset is between ages 17 and 24 years but they may be congenital. What are eruptive vellus hair cysts. Axillae face and groin 8 9 in our case hyperpigmented papules were present on the flexor aspect of both forearms and few of them were located on the chest and back.

Histologically these papules had the unique characteristic of dermal cysts containing small vellus hairs. The patient complained of asymptomatic papules on her face. Eruptive vellus hair cysts are rare epidermal cysts with vellus hairs which appear in children or young adults. The cysts appear similar clinically to steatocystoma.

Eruptive vellus hair cysts commonly present in childhood with the development of numerous papules on the chest and flexoral arms. A 21 year old patient is reported who developed asymptomatic comedo like papules on. Eruptive vellus hair cysts or evhc are small lesions that occur most often in the chest wall abdomen and extremities often with a crusted surface. Histologically the cyst has a stratified squamous epithelium and it contains laminated keratin and vellus hairs.

Pruritus has been reported. The usual age of onset is between 17 and 24 years but they can occur at any age. Some believe that they may be inherited as an autosomal dominant disorder. Single and multiple lesions have also been described involving many other areas including the face back abdomen and vulvar labia.

Eruptive vellus hair cyst. Their aetiology is unknown. What is vellus hair. They usually appear as yellow to reddish brown papules on the chest.