Results: 28

Squamous cell carcinoma arising in a multiple verrucous epidermal nevus

An. bras. dermatol; 91 (5,supl.1), 2016
Abstract Verrucous epidermal nevi are hamartomatous lesions of the epidermis that, unlike other epidermal nevi (such as sebaceous nevus or nevus comedonicus), are rarely associated with malignant neoplasms. The majority of squamous cell carcinoma develop in linear or multiple epidermal nevus and rarely i...

Multiple cutaneous melanomas associated with gastric and brain metastases

An. bras. dermatol; 91 (5,supl.1), 2016
Abstract The occurrence of multiple primary melanomas in a single individual is rare. Most commonly, malignant melanocytic lesions subsequent to the initial diagnosis of melanoma are secondary cutaneous metastases. We report a patient with gastrointestinal bleeding from gastric metastasis of cutaneous me...

Chromophobe renal cell carcinoma mimicking cortical invasion by synchronous invasive urothelial carcinoma of the intra-renal collecting system on CT urography

Int. braz. j. urol; 42 (2), 2016

Multifocal primary cutaneous extranodal NK/T lymphoma nasal type

An. bras. dermatol; 91 (2), 2016
Abstract Nasal type extranodal NK/T-cell lymphoma is a distinct entity according to the World Health Organization classification. Although 60% to 90% of patients with this disease present with a destructive mass in the midline facial tissues, it may also primarily or secondarily involve extranasal sites,...

Synchronous gynecologic cancer and the use of imaging for diagnosis

Summary Endometrial and cervical cancers are the most prevalent gynecologic neoplasms. While endometrial cancer occurs in older women, cervical cancer is more prevalente in young subjects. The most common clinical manifestation in these two gynecological cancers is vaginal bleeding. In the first case, di...

Tumor híbrido parotídeo

Los tumores de glándulas salivales representan el 3%-10% de las neoplasias de cabeza y cuello. La localización más común es en la glándula parótida, representando el 50%-85% de los casos, siendo 20%-30% de ellos malignos. Los siguientes son indicadores de malignidad: Crecimiento acelerado, masa dol...

Adenocarcinoma primario de pulmón metastásico a schwannoma: un caso de metástasis de tumor a tumor

The coexistence of multiple primary malignant tumors in the same host is not unusual; however, tumor-to-tumor metastasis is rare. According to previous publications, the most common recipient tumor is renal cell carcinoma, and lung carcinoma is the most frequent donor site. According our bibliographic se...

Neoplasias gástricas múltiples sincrónicas
Sincronic multiple gastric neoplasms

Rev. chil. cir; 50 (4), 1998
El cáncer gástrico múltiple es una entidad poco común que requiere la existencia de una amplia área de mucosa sana entre los diversos focos, aunque el tipo histológico es el mismo. Su diagnóstico preoperatorio es difícil por tratarse frecuentemente de cánceres precoces. Se analizan 17 pacientes ...