Results 151 to 160 of about 47,403 (283)

Surgical excision of melanomas in the anal region and reconstruction of the anus in 11 horses

open access: yesEquine Veterinary Education, EarlyView.
Summary This case report describes the surgical excision of large perianal and perineal melanomas, and reconstruction of the anus in 11 grey horses. Four horses had a history of painful defaecation or urination due to extensive tumours. Seven horses had no clinical signs at the time of admission but had rapidly growing nodules around the anus with ...
F. Somm, A. E. Fürst, M. A. Jackson
wiley   +1 more source

Changes in the 6th edition of the World Health Organization classification of tumours of the digestive system

open access: yesHistopathology, EarlyView.
Changes and new entities in the 6th edition WCT of the digestive system, including structural, molecular, and diagnostic updates to standardize terminology and improve clinical relevance. Epithelial tumours are organized by site; neuroendocrine, mesenchymal and haematolymphoid tumours have dedicated chapters, with refined grading, redefined ...
Mark J Arends   +48 more
wiley   +1 more source

Dysplasia in sessile serrated lesions: frequency, interobserver variability and added value of immunohistochemistry

open access: yesHistopathology, EarlyView.
Sessile serrated lesions with dysplasia represent a critical step in colorectal carcinogenesis. While routine histologic diagnosis is generally reliable and positive diagnostic trends are observed, subtle dysplastic changes may be overlooked. Targeted use of MLH1 immunohistochemistry provides meaningful diagnostic support in selected sessile serrated ...
Valentina Angerilli   +9 more
wiley   +1 more source

Novel colorectal endoscopic in vivo imaging and resection practice: a short practice guide for interventional endoscopists [PDF]

open access: yes, 2007
R. J. Atkinson   +79 more
core   +1 more source

Chronic ulcerative oesophagitis rich in IgG4‐positive plasma cells – a distinct clinicopathological entity

open access: yesHistopathology, EarlyView.
We report a series of 12 patients (mean age 63 years) with chronic oesophageal ulceration showing morphological features of IgG4‐related inflammatory disease. Most patients underwent several rounds of endoscopy until this association was recognized. The majority of patients went into clinical and histological remission following corticosteroid therapy.
Hanna Henzinger   +5 more
wiley   +1 more source

Impaired granulocyte-macrophage colony-stimulating factor bioactivity accelerates surgical recurrence in ileal Crohn’s disease [PDF]

open access: yes, 2018
Bonkowski, Erin   +12 more
core   +2 more sources

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