What Is Eccrine Hidrocystoma?

Eccrine hidrocystomas are small translucent, fluid-filled cysts of eccrine duct origin. They are considered to be ductal retention cysts, and often enlarge in conditions that stimulate perspiration. Hidrocystomas can be classified into solitary (Smith) type and multiple (Robinson) type.

What causes eccrine hidrocystoma?

The exact cause of the hidrocystoma is unknown but it is hypothesized that the eccrine hidrocystoma is due to the obstruction of the eccrine sweat gland which causes the retention of secretions and the appearance of a dilated cystic structure.

Is hidrocystoma cancerous?

Hidrocystoma and basal cell carcinoma (BCC) are common eyelid lesions. The former is benign while the latter is malignant and can cause significant destruction of the adnexal structures, orbital invasion and visual loss.