Results 31 to 40 of about 4,248 (180)

Knowledge gaps in tubular gut tumours: a critical appraisal of the 6th edition of the World Health Organization classification of tumours

open access: yesThe Journal of Pathology, Volume 270, Issue 1, Page 4-22, September 2026.
Abstract Gastrointestinal cancer is a global health problem. In the new 6th edition of the World Health Organization Classification of Tumours (WCT) of the Digestive System, updated evidence and guidance is provided for the aetiology, pathogenesis, diagnosis, classification, grading, staging and prognosis of these tumours.
Iris D Nagtegaal   +5 more
wiley   +1 more source

Altered Nasal Microbiota in Sinonasal Tumors: A Comparative Analysis of Malignant and Benign Sinonasal Tumors

open access: yesInternational Forum of Allergy &Rhinology, Volume 16, Issue 8, Page 778-787, August 2026.
ABSTRACT Background Although shifts in nasal microbiota have been well‐documented in inflammatory upper airway conditions, microbiota tumor‐associated alterations remain uncharacterized. This study is the first to compare sinonasal microbiota profiles of patients with malignant tumors (MT), benign tumors (BT), and controls, offering insights into tumor‐
Evan A. Patel   +13 more
wiley   +1 more source

Inverted papilloma: a single institution experience with 91 cases

open access: yesB-ENT, 2019
Objectives: Inverted papilloma is a benign tumor associated with local aggressiveness, high rates of recurrence, and possible malignant transformation. The probability of malignant transformation and recurrence rates are difficult to estimate because of ...
I. Kelava   +6 more
doaj   +2 more sources

Evidence for progressive neurodegeneration in iatrogenic cerebral amyloid angiopathy

open access: yesAlzheimer's &Dementia, Volume 22, Issue 7, July 2026.
Abstract INTRODUCTION Iatrogenic transmission of amyloid beta can cause cerebral amyloid angiopathy (CAA) and Alzheimer's disease (AD), but the relationship between these phenotypes is unclear. METHODS We retrospectively analyzed standardized neuropsychological and neuroimaging data from 11 patients with iatrogenic CAA (iCAA).
Larysa Panteleienko   +9 more
wiley   +1 more source

IMP3 Immunohistochemical Expression in Inverted Papilloma and Inverted Papilloma-Associated Sinonasal Squamous Cell Carcinoma

open access: yesAnalytical Cellular Pathology, 2021
Sinonasal inverted papilloma (IP) has a propensity for malignant transformation. Although the IP-associated squamous cell carcinoma (SCC) is rare, it has a poor prognosis.
Sarah A. Hakim   +2 more
doaj   +1 more source

Second‐Look Ultrasonography for Evaluating BIRADS 3 and 4 Non Mass‐Enhancement: A Cross‐Sectional Study

open access: yesHealth Science Reports, Volume 9, Issue 7, July 2026.
ABSTRACT Background and Aims Breast MRI is a highly sensitive imaging modality for assessing suspected breast lesions; nevertheless, its specificity is poor, ranging from 40% to 80% in various studies. Second‐look ultrasound (SLUS) is a tool for the validation of MRI‐identified breast abnormalities.
Elaheh Yaghoubvand   +7 more
wiley   +1 more source

Intracranial extension of Schneiderian inverted papilloma: a case report and literature review [Intrakranielle Ausbreitung des invertierten Papilloms: Fallvorstellung und Literaturübersicht]

open access: yesGMS German Medical Science, 2012
[english] Inverted papilloma is an uncommon primary nasal tumor. Despite its benign nature, this tumor represents three typical characteristics: a high propensity of recurrence, local aggressiveness and association with malignancy. Inverted papilloma can
Pitak-Arnnop, Poramate   +5 more
doaj   +1 more source

Bilateral inverted papilloma: Case report and literature review

open access: yesRadiology Case Reports
Inverted papilloma is a rare, benign epithelial tumor of the nasal and sinus cavities with an unclear etiology. It usually presents as unilateral nasal obstruction. Diagnosis is histological, and treatment is primarily surgical. We describe a 72-year-old
Mohammed Amine Rabhi   +5 more
doaj   +1 more source

Ancient Schwannoma in the Nasal Cavity—A Rare Case Report With Brief Literature Review

open access: yes
Eye &ENT Research, EarlyView.
Shikhar Chohan   +2 more
wiley   +1 more source

Deep Learning for Endoscopic Classification of Adenoid Hypertrophy

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, Volume 12, Issue 3, Page 338-345, June 2026.
ABSTRACT Objective Endoscopy is a convenient and widely used method to evaluate adenoid size, but the subjectivity of its image diagnosis can result in over‐ or underestimation. To create a new assessment strategy for adenoid hypertrophy, we developed a reliable method for automated classification using a deep learning algorithm with nasal endoscopic ...
Xuan‐Sheng Wang   +9 more
wiley   +1 more source

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