Dermatofibrosarcoma protuberans (DFSP) is an intermediate-grade sarcoma that may be locally aggressive and has low-moderate metastatic potential. DFSP is most common in young to middle-aged adults and is typically located on the shoulder girdle, pelvis, and extremities, with 50%-60% of lesions fo...
Malignant mucinous tumors often have solid areas and papillae with cellular atypia and stratification, abnormality in tissue architecture, and necrosis. Cells of mucinous tumors resemble endocervical or intestinal cells. Mucinous cystadenoma accounts for most mucinous tumors and is commonly associated with ...
with risks for invasive cancer at 10 years in patients with low-grade lesions similar to risks in patients diagnosed with atypia.1The so-called lobular carcinoma in situ is generally considered a marker
A punch biopsy is performed and shows a dermal and subcutaneous spindle cell neoplasm with an infiltrative growth pattern. The spindle cells demonstrate mild hyperchromasia and nuclear atypia. A typical storiform arrangement of spindle cells is visible in the center of the neoplasm. The spindle cel...
Tsuda H, Akiyama F, Kurosumi M,et al: The efficacy and limitations of repeated slide conferences for improving inter-observer agreement with judging nuclear atypia of breast cancer. The Japan National Surgical Adjuvant Study of Breast Cancer (NSAS-BC) Pathology Section.Jpn J Clin Oncol 29: 68...
In 19 of the 454 patients (4%) 1, 2 or all 3 preoperative S-CNB showed atypia. In 20 patients (4%), all 3 S-CNB were non-diagnostic. Thirteen of these 20 patients had "microcalcifications only"' and 7 had a mass without microcalcifications. Conclusion: Three S-CNB were enough ...
This is called double empathy (Milton, 2012). This theory, still under development, offers a new perspective on social communication atypias and on the difficulties encountered by people with ASD in being included among non-autistic people. Also, social skills interventions, to help children with...
Actinic chelitis is a precancerous lesion on the borders of the lips. Thpically caused by chronic sun exposure, actinic chelitis...
Is angiomyolipoma a neoplasm or a hamartoma? Does cytologic atypia seen in angiomyolipomas denote aggressive behavior? Does an angiomyolipoma need treatment if it is benign? What is the indication for surgical intervention if it is required?Chapter ...
SUMMARY Nipple discharge is a common clinical complaint in the breast-imaging center. Most causes of nipple discharge are benign. It is important for the radiologist to be familiar with the etiologies, correct imaging work up and interventional techniques in the evaluation and management of nipple ...