Tongue Lumps and Bumps: Histopathological Dilemmas and Clues for Diagnosis [0.03%]
舌部肿物和突起：病理诊断的难题与线索
Irit Allon,Marilena Vered,Ilana Kaplan
Irit Allon
Exophytic lesions of the tongue encompass a diverse spectrum of entities. These are most commonly reactive, arising in response to local trauma but can also be neoplastic of epithelial, mesenchymal or miscellaneous origin. In most cases, th...
Duane R Schafer,Sarah H Glass
Duane R Schafer
When faced with an uncertain clinical pathosis in the oral cavity, identifying the color of the mucosal lesion helps to narrow down a differential diagnosis. Although less common than red and white lesions, yellow lesions encompass a small ...
Lichenoid Characteristics in Premalignant Verrucous Lesions and Verrucous Carcinoma of the Oral Cavity [0.03%]
口腔粘膜 verrucous 鳞癌及其癌前病变的 lichenoid 表型特征研究
L A Davidova,S G Fitzpatrick,I Bhattacharyya et al.
L A Davidova et al.
Verrucous hyperkeratosis (VH), verrucous carcinoma (VC) and the relentless, truly pre-malignant variant proliferative verrucous leukoplakia often exhibit lichenoid histologic features that may create a diagnostic dilemma for pathologists. T...
Frictional Keratosis, Contact Keratosis and Smokeless Tobacco Keratosis: Features of Reactive White Lesions of the Oral Mucosa [0.03%]
摩擦性角化症、接触性角化症和无烟烟草角化症：口腔粘膜反应性白色损害的特征
Susan Müller
Susan Müller
White lesions of the oral cavity are quite common and can have a variety of etiologies, both benign and malignant. Although the vast majority of publications focus on leukoplakia and other potentially malignant lesions, most oral lesions th...
Molly S Rosebush,Ashleigh N Briody,Kitrina G Cordell
Molly S Rosebush
Black and brown pigmentation of the oral mucosa can occur due to a multitude of non-neoplastic causes. Endogenous or exogenous pigments may be responsible for oral discoloration which can range from innocuous to life-threatening in nature. ...
Susan Müller
Susan Müller
Granulomatous lesions of the orofacial region are a heterogeneous group of disorders characterized by a granulomatous reaction to a variety of stimuli. Infectious agents, foreign material, systemic inflammation and metabolic disorders can a...
Recurrent Sinonasal CD34-Negative Malignant Solitary Fibrous Tumor Diagnosed on STAT6 Immunohistochemistry and NAB2-STAT6 Fusion [0.03%]
经STAT6免疫组化和NAB2-STAT6融合基因诊断的复发性鼻窦CD34阴性恶性孤立性纤维肿瘤
Aanchal Kakkar,Pirabu Sakthivel,Madhu Rajeshwari et al.
Aanchal Kakkar et al.
A spectrum of mesenchymal neoplasms occur in the sinonasal region. One of these is solitary fibrous tumor (SFT), a translocation-associated neoplasm characterized by NAB2-STAT6 gene fusion. Sinonasal SFTs characteristically display CD34 imm...
Primary Pleomorphic Lipoma of the Parotid Gland with Prominent Myxoid Change: Report of a Rare Case Mimicking Carcinoma Ex Pleomorphic Adenoma on Fine Needle Aspiration Cytology [0.03%]
以黏液样变为主的腮腺原发多形性脂肪瘤1例报告：细针穿刺细胞学检查误诊为腺样囊性癌变异型（腺淋巴瘤伴癌变）
Giap Hean Goh,Thomas Choudary Putti,Raymond Ngo et al.
Giap Hean Goh et al.
We present a case of a primary 2.5 cm pleomorphic lipoma of the right parotid gland with prominent myxoid change which on FNA displayed features that mimicked a carcinoma or sarcoma ex pleomorphic adenoma. The patient was a 79 year old man ...
Intraductal Carcinoma of Salivary Glands Harboring TRIM27-RET Fusion with Mixed Low Grade and Apocrine Types [0.03%]
含有TRIM27-RET融合的混合低级别和外泌型涎腺导管癌病例报告
Haiyan Lu,Rondell P Graham,Raja Seethala et al.
Haiyan Lu et al.
Intraductal carcinomas (IDCs) of salivary gland are rare neoplasms. Here, we report a case of IDCs harboring TRIM27-RET fusion with mixed low grade and apocrine types. A 79-year-old male presented with slowly-growing left parotid mass for 2...
Secretory Carcinoma of the Thyroid Gland: Report of a Highly Aggressive Case Clinically Mimicking Undifferentiated Carcinoma and Review of the Literature [0.03%]
甲状腺分泌性癌一例及文献复习
Megan A Desai,Mitra Mehrad,Kim A Ely et al.
Megan A Desai et al.
After being described in the salivary glands as a malignancy with features essentially identical to those of the breast, secretory carcinoma (SC) (formerly mammary analogue SC) has now been identified in other sites including the skin, lung...