Sign of Leser-Trélat. Authoritative facts about the skin from DermNet New Zealand. Leser-Trélat sign is a rare skin condition characterized by the sudden appearance of seborrheic keratoses that rapidly increase in number and size within weeks. Images in Clinical Medicine from The New England Journal of Medicine — The Sign of Leser–Trélat.

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Clear Turn Off Turn On. A case of hepatocellular carcinoma with the sign of Leser-Trelat: The presence of horn cysts on the surface of the lesions is also classic.

Sign of Leser-Trélat | DermNet NZ

The sign of Leser-Trelat. How to cite this article: The criteria are as follows: Views Read Edit View history. China Source of Support: Purchase access Subscribe to JN Learning for one year. Both the neoplastic and paraneoplastic processes have a parallel disease course i. There does not appear to be an increased frequency of a specific histopathological variation of seborrheic keratoses that correlates with the sign of Leser-Trelat. Affilations 1 Orange Park.


The primary aim of treatment is to treat the underlying sitn. StatPearls Publishing; Jan.

This can be an ominous sign of internal malignancy as part of a paraneoplastic syndrome. Retrieved 15 July Particularly, the trepat of EGF-alpha and EGFR epidermal growth factor receptor may contribute to the eruptive nature of these lesions. If necessary, lesions can be removed using various surgical procedures.

Sign of Leser-Trélat

Because seborrhoeic keratoses and cancer are both statistically more common in elderly people it is difficult to ascertain whether the keratoses is due to the cancer ie: It is caused by an associated cancer and often occurs sgin malignant acanthosis nigricans. Leser Trelat Sign Courtney N. Please review our privacy policy.

Russell bodies Auer rod Bence Jones protein. Leser Trelat Sign – StatPearls. Sign in to make a comment Sign in to your personal account. Both the neoplastic sig paraneoplastic process began concurrently. N Engl J Med ; Differential Diagnosis Eruptive seborrheic keratoses have been reported in numerous other clinical scenarios including in patients with erythroderma, pregnant patients, HIV-infected patients, and transplant patients.


Malignant Neoplasms and the Leser-Trélat Sign | JAMA Dermatology | JAMA Network

Obtaining a thorough history, review or systems, and physical examination may help direct the workup of the patient towards a certain malignancy. It is likely that various cytokines and other growth factors produced by the neoplasm are responsible for the abrupt appearance of the seborrheic keratoses.

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Article by Robert A Schwartz”.