Solitary fibrous tumor has a wide spectrum of histopathologic features and many tumors show similar microscopic features. This similarity poses diagnostic challenges to the pathologists and immunohistochemical analysis is required in many cases. Moreover, it is a rare entity in orofacial region which consequently would make its diagnosis more challenging in oral cavity. The knowledge of various...

SCC: squamous cell carcinoma WD: warty dyskeratoma INTRODUCTION Warty dyskeratoma (WD), also known as isolated Darier disease or focal acantholytic dyskeratosis, is a rare mucocutaneous lesion. It usually presents as a solitary, asymptomatic umbilicated papule, most often in the head and neck region of middleto older-age adults. A slight male predilection has been observed. When it occurs in th...

introduction: sialadenoma papilliferum (sp) is a rare benign tumor, which originates from the minor salivary gland. it occurs at sites that have minor salivary glands, such as the palate, retromolar pads, buccal mucosa, and lips. the most common location for tumor development is on the hard palate. a differential diagnosis consists of ruling out other salivary gland tumors. transoral robotic su...

The aim of the present clinical study was to determine, through histologic and histomorphometric investigations of human bone specimens, whether the addition of autogenous bone to the bone substitute material Bio-Oss can produce a high-quality implant site. To improve vertical bone height, 13 sinus floor elevations were carried out in a total of 12 patients. Augmentation of the maxillary sinus ...

Adenocarcinoma not otherwise specified (NOS) is a malignant salivary gland tumor without the histological characteristics of other tumors. It rarely occurs in small glands and development molar extremely rare. We report case adenocarcinoma NOS occurring retromolar pad. The patient was 75-year-old woman with protrusive 10 × 15 mm mass region. lesion elastic soft had an irregular surface. Biopsy ...