Is eccrine poroma benign?
Eccrine poroma is a benign tumor which arises from the intraepidermal portion of the eccrine sweat glands. It usually occurs as a solitary lesion in the extremity, with the foot and sole as a common site. It may present as a foot mass, ulcerative lesion, bleeding lesion, or suspected melanoma.
What is an eccrine poroma?
Eccrine poroma was first reported by Pinkus in 1956 and represents 10% of all sweat gland tumors.  It is a benign neoplasm originating from the intraepidermal ductal portion of the eccrine sweat duct.
Is Porocarcinoma melanoma?
Porocarcinoma is a rare sort of skin cancer developing from sweat glands, specifically, it is a malignancy of the eccrine sweat glands . Its etiology is not well understood. However, some studies have showed that the tumor developed from a pre-existing eccrine poroma.
How is eccrine poroma treated?
Excision is typically the treatment of choice, but cryosurgery has also been used successfully . Jo et al.  reported a case of imiquimod 5% cream to treat a poroma, resulting in clearance within 4 weeks.
What makes a tumor benign?
Benign tumors are those that stay in their primary location without invading other sites of the body. They do not spread to local structures or to distant parts of the body. Benign tumors tend to grow slowly and have distinct borders. Benign tumors are not usually problematic.
What does Poroid mean?
poroid (plural poroids) A pore-like hole.
What is a poroma?
A poroma is a benign adnexal neoplasm composed of epithelial cells that show tubular (usually distal ductal) differentiation. The malignant counterpart of a poroma is referred to as porocarcinoma.
What is a Cylindroma?
Cylindromas are appendage tumors of uncertain histogenesis. They may occur as solitary or multiple lesions. In case of multiple lesions numerous small papules and/or large dome-shaped nodules are present on the scalp like a turban, hence the name turban tumor.
Can Porocarcinoma be cured?
The cure rate is 70-80% if the eccrine porocarcinoma is diagnosed early and completely surgically removed.
What is metastatic Porocarcinoma?
Eccrine porocarcinoma (EPC) is a rare type of skin cancer arising from the intraepidermal portion of eccrine sweat glands or acrosyringium, representing 0.005-0.01% of all cutaneous tumors. About 20% of EPC will recur and about 20% will metastasize to regional lymph nodes.
What is a Hidradenoma?
Hidradenoma is a relatively rare tumor of sweat gland origin. Although traditionally regarded as displaying eccrine differentiation, it is now accepted that tumors can show either eccrine or apocrine differentiation. [1,2] This tumor found mainly in adults, and is excised more commonly in women than in men.