Hidrocystoma

Hidrocystoma

Eccrine hidrocystoma on the eyelid

Hidrocystoma is a type of cyst that arises from the sweat glands. These cysts are typically found on the face, particularly around the eyelids. Hidrocystomas are benign and are classified into two main types: eccrine and apocrine hidrocystomas, based on the type of sweat gland from which they originate.

Types

Eccrine Hidrocystoma

Eccrine hidrocystomas are small, translucent cysts that result from the blockage of the eccrine sweat glands. They are usually multiple and can appear as clear, fluid-filled lesions. These cysts are more common in adults and can be exacerbated by heat and humidity.

Apocrine Hidrocystoma

Apocrine hidrocystomas, on the other hand, are typically solitary and larger than eccrine hidrocystomas. They arise from the apocrine sweat glands and are often pigmented. These cysts can appear bluish or brownish due to the presence of melanin and other pigments.

Clinical Presentation

Hidrocystomas are usually asymptomatic and are primarily a cosmetic concern. They present as dome-shaped, translucent lesions that can vary in size. The lesions are soft to the touch and may be associated with mild discomfort if they become large or if secondary infection occurs.

Diagnosis

The diagnosis of hidrocystoma is primarily clinical, based on the appearance and location of the lesions. In some cases, a biopsy may be performed to confirm the diagnosis and to differentiate hidrocystomas from other similar-appearing lesions such as basal cell carcinoma or sebaceous cysts.

Treatment

Treatment is not always necessary unless the lesions are causing discomfort or cosmetic concerns. Options for treatment include:

• Surgical excision
• Laser therapy
• Electrodessication
• Cryotherapy

Recurrence is possible, especially with eccrine hidrocystomas, and multiple treatments may be required.

Related Pages

• Cyst
• Sweat gland
• Dermatology
• Benign tumor