Is Verrucous keratosis the same as seborrheic keratosis?

Seborrheic keratoses are common verrucous or stuck-on epidermal papules of various colors (Fig. 448-8). They are commonly seen with advancing age but may arise suddenly (sign of Leser-Trélat) in association with internal malignancy.

What is Leser trelat?

Leser-Trélat syndrome is characterized by the eruptive appearance of multiple seborrheic keratoses in association with underlying malignant disease. Usually, the sign of Leser-Trélat is associated with adenocarcinoma, most frequently of the colon, breast, or stomach, but also of the lung, kidney, liver, and pancreas.

Is Verrucous keratosis benign?

Cryosurgery is commonly used for many benign (non-cancerous) growths (such as seborrheic keratosis, verruca vulgaris, verrucous keratosis and lentigines) and pre-cancerous growths (actinic keratosis).

Is Verrucous keratosis precancerous?

This lesion can present with a wide array of pathology at the base, ranging from verruca vulgaris (benign) to actinic keratosis (premalignant) to squamous cell carcinoma (malignant), just to name a few mentioned in the literature.

Is a verrucous keratosis a wart?

Koilocytosis (see “Wart” for illustration) is common in verrucal keratosis but usually absent in verrucous carcinoma.

How common is Leser trelat?

The sign of Leser-Trelat is considered to be a fairly rare paraneoplastic cutaneous marker of internal malignancy with the hallmark finding being an abrupt eruption of multiple seborrheic keratoses.

Is Leser trelat itchy?

Pruritus (itching) may be the only symptom of the sign of Leser-Trélat and occurs in almost one half of patients.

What is a verrucous skin lesion?

Verrucous lesions are defined as “pertaining to or marked by wart like growth pattern.” In a simplified language, any exophytic/raised growth on the surface of the skin or any organ can be called as verrucous. Contrary to the common belief, all verrucous lesions are not human papillomavirus (HPV) associated.

Is Verrucous carcinoma malignant?

Oral verrucous carcinoma (OVC) is a rare malignancy of the oral cavity that was first described by Ackerman. This tumor is a well-differentiated low-grade, slow growing cancer that is locally invasive without metastasis.

What is inflamed verrucous keratosis?

Inflamed Keratosis courtesy of WebMD.com. An inflamed keratosis is simply a benign skin growth that has become irritated over time. These rough, hard, crusty lesions often itch, bleed, or rub on clothing. They are also referred to as inflamed seborrheic keratoses.