Results 101 to 110 of about 36,730 (245)

Efficacy of Endoscopic Ultrasound‐guided Fine Needle Biopsy With Simplified Macroscopic On‐site Evaluation (With Video)

DEN Open, Volume 7, Issue 1, April 2027.
ABSTRACT Background and Aims With advances in preoperative chemotherapy and comprehensive genomic profiling, endoscopic ultrasound‐guided fine needle biopsy (EUS‐FNB) has become vital for diagnosing pancreatic and peridigestive tract lesions. However, evidence remains limited regarding the performance of new‐generation puncture needles and simplified ...
Kento Shionoya, Ryosuke Tonozuka, Shuntaro Mukai, Yuki Joyama, Takayoshi Tsuchiya, Reina Tanaka, Kenjiro Yamamoto, Kazumasa Nagai, Yukitoshi Matsunami, Hiroyuki Kojima, Hirohito Minami, Noriyuki Hirakawa, Kyoko Asano, Takao Itoi   +13 more
wiley   +1 more source

Schwannoma—A Rare Subepithelial Lesion of the Colon

GE: Portuguese Journal of Gastroenterology, 2015
Schwannoma is a benign tumor arising from Schwann cells that form the neural sheath. Primary schwannoma of the colon is rare and a few cases have been reported.
Sandra Barbeiro, Catarina Martins, Cláudia Gonçalves, Bruno Arroja, Manuela Canhoto, Filipe Silva, Isabel Cotrim, Cristina Amado, Liliana Eliseu, Helena Vasconcelos   +9 more
doaj   +1 more source

Colonic Perineurioma Presenting as a Small Subepithelial Lesion With Distinctive Endoscopic Findings

DEN Open, Volume 7, Issue 1, April 2027.
ABSTRACT A 59‐year‐old man with a history of colorectal polypectomy underwent a screening colonoscopy. A 5‐mm reddish lesion was identified in the sigmoid colon. The lesion had a smooth surface without erosion or ulceration and appeared slightly elevated with well‐demarcated margins.
Hironobu Takedomi, Moeko Shirozu, Kayoko Fukuda, Takashi Yao, Motohiro Esaki   +4 more
wiley   +1 more source

A 67‐year‐old man with a spinal extramedullary mass

Brain Pathology, EarlyView.
Marcella Callea, Francesco Costa, Rosina Paterra, Valeria Barresi   +3 more
wiley   +1 more source

Gastric Metastasis of Uterine Leiomyosarcoma Detected During Surveillance Endoscopy and Resected by Endoscopic Submucosal Dissection After Multiple Metachronous Metastases: A Case Report

DEN Open, Volume 7, Issue 1, April 2027.
ABSTRACT Uterine leiomyosarcoma (uLMS) is a rare, aggressive uterine malignancy that usually metastasizes hematogenously, whereas gastrointestinal involvement is uncommon. A 69‐year‐old woman with uLMS treated by hysterectomy and adjuvant chemotherapy developed metachronous lung, sigmoid colon, gallbladder, and abdominal wall metastases.
Yuiko Nagasawa, Takahiro Hiratsuka, Daisuke Minezaki, Wataru Miyoshino, Ryo Ogawa, Tomonori Akagi, Hidefumi Shiroshita, Yoshitake Ueda, Kazuhiro Mizukami, Masafumi Inomata   +9 more
wiley   +1 more source

Pelvic schwannoma in the right parametrium

, 2013
Nikolaos Machairiotis,4 Paul Zarogoulidis,3 Aikaterini Stylianaki,1 Eleni Karatrasoglou,4 Georgia Sotiropoulou,4 Alvin Floreskou,4 Eleana Chatzi,4 Athanasia Karamani,4 Georgia Liapi,5 Eleni Papakonstantinou,5 Nikolaos Katsikogiannis,1 Nikolaos ...
Katsikogiannis N, Machairiotis C, Karamani A, Karatrasoglou E, Chatzi E, Courcoutsakis N, Liapi G, Sotiropoulou G, Stylianaki A, Floreskou A, Machairiotis N, Papakonstantinou E, Zarogoulidis P   +12 more
core  

Long Completely Cystic Sciatic Schwannoma: A Rare Case [PDF]

Schwannomas are the most common peripheral nerve sheath tumors. Benign schwannomas with malignant transformation are rarely reported. Most common schwannomas occur in the head and neck region.
Djohan Ardiansyah, -, Muhammad Faris, Muhammad, Sri Andreani Utomo, -, Abdul Hafid Bajamal, -, Johanes Hadi Lunardhi, -   +4 more
core   +1 more source

A 40‐year‐old woman with a spinal mass

Brain Pathology, EarlyView.
Melissa Mejia‐Bautista, Margarita Loxas, Pouya Jamshidi, Drew Duckett, Jean‐Paul Wolinsky, Jared T. Ahrendsen   +5 more
wiley   +1 more source

Preoperative Diagnosis of the Bile Duct Traumatic Neuroma by Endoscopic Ultrasound‐guided Tissue Acquisition: A Case Report

DEN Open, Volume 7, Issue 1, April 2027.
ABSTRACT Traumatic neuroma of the cystic duct stump is a rare benign lesion that may mimic biliary malignancy, making preoperative diagnosis challenging. We report a case of an enhancing lesion at the cystic duct stump after cholecystectomy that was diagnosed by endoscopic ultrasound‐guided tissue acquisition (EUS‐TA).
Kiyohiro Saito, Shunya Oi, Erina Yoshida, Eri Tanaka, Mai Noujima, Noriaki Yamashita, Shuhei Shintani, Atsushi Nishida, Takuji Iwashita   +8 more
wiley   +1 more source

Nasal Tip Schwannoma Coexisting With Vestibular Schwannoma

, 2017
Although a schwannoma can originate from any central or peripheral nerves, schwannomas originating from the nasal tip are extremely rare and only 4 cases have been reported so far in English literature.
김경수, 이은정
core   +1 more source