Results 181 to 190 of about 52,902 (277)

Cytological Features of Pancreatic Medullary Carcinoma Diagnosed by Endoscopic Ultrasound‐Guided Fine Needle Aspiration

open access: yesDiagnostic Cytopathology, Volume 54, Issue 2, Page E54-E58, February 2026.
ABSTRACT Pancreatic medullary carcinoma is an extremely rare tumor classified as a histological subtype of pancreatic ductal adenocarcinoma. We report a case of a pancreatic medullary carcinoma and describe its cytological features. A 75‐year‐old woman presented with lower back pain, epigastric discomfort, and a tumor‐like lesion in the pancreatic body.
Urara Okawa   +4 more
wiley   +1 more source

Multiparametric Ultrasound for Preoperative Assessment of Parotid Tumors: A Novel Diagnostic Pathway

open access: yesHead &Neck, Volume 48, Issue 2, Page 392-406, February 2026.
ABSTRACT Background Accurate preoperative differentiation of parotid gland tumors (PGTs) is essential for facial nerve preservation. This study evaluates a novel, real‐time multiparametric ultrasound (mpUS) approach combining B‐mode, shear wave elastography (SWE), and contrast‐enhanced ultrasound (CEUS), based on qualitative image interpretation ...
Katharina Margherita Wakonig   +5 more
wiley   +1 more source

Diagnostic Accuracy of HPV Circulating Tumor DNA Following Non‐Diagnostic FNA of a Cystic Lateral Neck Mass

open access: yesHead &Neck, Volume 48, Issue 2, Page 543-548, February 2026.
ABSTRACT Background Cystic lateral neck masses in adults commonly represent nodal metastases from HPV‐associated oropharyngeal squamous cell carcinoma (OPSCC) or benign lesions. Because cystic lesions are relatively acellular, fine‐needle aspiration (FNA) is often non‐diagnostic.
Michael R. Papazian   +4 more
wiley   +1 more source

Clinical, Pathological, and Imaging Study of Pilomatrixoma: A Retrospective Study

open access: yesHealth Science Reports, Volume 9, Issue 2, February 2026.
ABSTRACT Background and Aims A retrospective analysis was conducted on the clinical, pathological, and imaging features of 471 cases of pilomatrixoma, aiming to enhance clinicians' understanding of pilomatrixoma. Methods A total of 471 cases of pilomatrixoma diagnosed and surgically treated in the Affiliated Hospital of Southwest Medical University ...
Qi Hao   +4 more
wiley   +1 more source

Comparative accuracy of fine-needle aspiration cytology between larger and smaller size thyroid nodules. [PDF]

open access: yesCytojournal
Samargandy S   +7 more
europepmc   +1 more source

Case Report and Literature Review: Intrathyroid Thymic Carcinoma

open access: yesJournal of Clinical Ultrasound, Volume 54, Issue 2, Page 461-464, February 2026.
This case report highlights the challenges in diagnosing intrathyroid thymic carcinoma (ITTC), a rare thyroid tumor, and underscores the importance of postoperative pathology for confirmation. The study emphasizes the good prognosis of ITTC with appropriate surgical management.
Jia‐Yue Sun   +3 more
wiley   +1 more source

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