A 39-year-old male patient presented with an extensive putrescent ulceration of abdominoperineal region infiltrated by advanced penile squamous cell carcinoma. To our knowledge, it is the largest defect after aggressive palliative resection of penile squamous cell carcinoma (pSCC) in the literature, which was 36×23 cm. The defect was divided into three sub-defects, and was repaired by bil...

background: cutaneous malignancies are common in dermatologic practice. due to their relation to sun exposure the characteristics of these malignancies can differ in various geographic locations. this study intends to determine the characteristics of surgically treated cutaneous malignancies and various surgical modalities that have been applied. methods: this was a retrospective study of patie...

Background & Aims: Leukoplakia is the most common premalignant or potentially malignant lesion of the oral mucosa and its potentiality for malignant transformation is unpredictable. The aim of the present study was to evaluate p53 expression in normal oral epithelium, leukoplakia and oral squamous cell carcinoma. Methods: The standard Biotin streptavaidin peroxidase immunohistochemical staining...

squamous cell carcinoma (scc) is a malignant tumor of epidermal cells in which the cells show differentiation to keratinocytes and is common in the horses, cattle, cats and dogs but is uncommon in the sheep. this communication describes a case of cutaneous squamous cell carcinoma (scc) in a 5-year-old ewe. the tumor mass located on lumbar back and histological evaluation of biopsy sample reveal...

methods: we examined 170 formalin-fixed paraffin-embedded samples from esophageal squamous cell carcinoma patients. all subjects live in mazandaran province, a region with high incidence rate of esophageal cancer and have become known as the “asian esophageal cancer belt”. samples were tested for hpv-dna by my09/11 and gp5+/6+ general primers using nested pcr. results: of the 170 escc samples, ...

squamous cell carcinoma of the gallbladder is rare and constitutes only 0.5-3% of all malignancies of this organ. most of the reported cases have had a component of adenocarcinoma. we report a 70-year-old man who presented with acute onset right upper quadrant pain. he operated on based on a presumptive diagnosis of acute cholecystitis according to clinical and ultrasonographic findings. histop...

"Sarcomatoid carcinoma is a rare and aggressive form of squamous cell (SCC). It biphasic tumor that has been shown to be dedifferentiated monoclonal classic carcinoma. The factors contribute proliferation SCC sarcomatoid are not precisely known but some studies revealed the importance anterior radiation therapy. This case report describes 62-year-old man, heavy smoker alcohol drinker diagnosed ...