Results 191 to 200 of about 232,372 (262)

White Globe Appearance Is an Endoscopic Predictor of Metachronous Multiple Gastric Cancers

open access: yesDEN Open, Volume 7, Issue 1, April 2027.
ABSTRACT Objectives White globe appearance (WGA) is a small white lesion with a globular shape identified during magnifying endoscopy with narrow‐band imaging. However, the association between WGA and metachronous gastric cancer remains unclear. Methods This study involved patients who underwent endoscopic submucosal dissection (ESD) for first‐episode ...
Manami Utsunomiya   +13 more
wiley   +1 more source

Cancer heterogeneity explored through immune cell deconvolution of the tumor microenvironment

open access: yesQuantitative Biology, Volume 14, Issue 3, September 2026.
Abstract Cancer is a highly heterogeneous disease, characterized by significant variability across multiple dimensions. This diversity has been extensively studied from various perspectives. In this study, we aim to examine cancer heterogeneity through the lens of immune cell composition within the tumor microenvironment.
Limin Jiang   +4 more
wiley   +1 more source

Unexpected Cervical Lymph Node Metastasis Revealing TFE3‐Rearranged Renal Cell Carcinoma: Intraoperative Cytologic Clues to an Occult Renal Primary

open access: yesDiagnostic Cytopathology, Volume 54, Issue 7, Page 538-541, July 2026.
ABSTRACT TFE3‐rearranged renal cell carcinoma (TFE3‐rRCC) is a rare subtype of renal carcinoma that may present diagnostic challenges in cytologic specimens, particularly when metastatic disease represents the initial clinical manifestation. We report the case of a 72‐year‐old man presenting with bulky cervical lymphadenopathy clinically suspicious for
Marc P. Pusztaszeri
wiley   +1 more source

Quantitative Analysis of Cytologic Features: Application to Mucoepidermoid Carcinoma

open access: yesDiagnostic Cytopathology, Volume 54, Issue 7, Page 519-527, July 2026.
ABSTRACT Introduction Cytologic diagnosis relies on recognition of morphologic features, yet the diagnostic value of individual cytologic features or their combinations is rarely quantified. In this study, we apply a quantitative cytologic feature analysis (QCFA) approach that treats each cytologic feature as a diagnostic test with measurable ...
John Effat Bacilious Diks   +3 more
wiley   +1 more source

Comparative Use of Double Bipolar Forceps Versus Ultrasound Energy Device in Transoral Robotic Thyroidectomy

open access: yesHead &Neck, Volume 48, Issue 7, Page 1984-1989, July 2026.
ABSTRACT Purpose Transoral robotic thyroidectomy (TORT) offers excellent cosmetic outcomes and safe access to the central neck without a cervical incision. Traditionally, ultrasonic energy devices have been used for dissection and hemostasis, though these instruments are limited by unilateral use, bulkiness, and greater thermal spread.
Moon Young Oh   +5 more
wiley   +1 more source

Malignant/Sarcomatous Transformation of Mixed Epithelial and Stromal Tumor of the Kidney: A Case Report

open access: yesIJU Case Reports, Volume 9, Issue 4, July 2026.
ABSTRACT Introduction Malignant transformation of mixed epithelial and stromal tumors of the kidney (MESTK) is extremely rare. Case Presentation A 39‐year‐old man with gross hematuria was suspected to have renal cell carcinoma, measuring 13 cm in diameter. No distant metastases were observed.
Kentaro Arinami   +6 more
wiley   +1 more source

Belzutifan for Metastatic TFE3‐Rearranged Renal Cell Carcinoma With Pulmonary Metastases: A Case Report

open access: yesIJU Case Reports, Volume 9, Issue 4, July 2026.
ABSTRACT Introduction Belzutifan is effective in patients with previously treated advanced clear cell renal cell carcinoma. However, evidence for its use in non‐clear cell renal cell carcinoma remains limited. Case Presentation A 33‐year‐old Japanese woman underwent total nephrectomy for a 10‐cm renal tumor with lung metastases.
Kazutaka Nakamura   +9 more
wiley   +1 more source

Tailored Vascular Approach in Robot‐Assisted Nephroureterectomy for a Horseshoe Kidney: A Case Report

open access: yesIJU Case Reports, Volume 9, Issue 4, July 2026.
ABSTRACT Introduction A horseshoe kidney is a rare congenital anomaly with complex vascular variations that increase surgical difficulty. Few reports have specifically addressed the vascular approaches in robot‐assisted surgery. Case Presentation A man in his 70s was diagnosed with right ureteral urothelial carcinoma in a horseshoe kidney. Preoperative
Takanari Kambe   +7 more
wiley   +1 more source

Development and Diagnostic Potential of a Handheld Probe Polarization‐Sensitive Optical Coherence Tomography in Oral Mucosa Imaging

open access: yesInternational Journal of Imaging Systems and Technology, Volume 36, Issue 4, July 2026.
Handheld Probe Polarization‐Sensitive Optical Coherence Tomography for Oral Screening. ABSTRACT Early detection of oral cancer through routine screening is important. Therefore, developing noninvasive, good‐resolution, and cost‐effective screening tools that provide real‐time in vivo oral health imaging is paramount.
Ting Chang   +4 more
wiley   +1 more source

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