BACKGROUND Transanal endoscopic microsurgery (TEM) was originally designed for local endoscopic excision of benign and low-grade mucosal rectal lesions through an endoscopic system. The procedure is particularly challenging for submucosal and retrorectal lesions, as the tumor margins are not well defined. OBJECTIVE To investigate patient and surgical characteristics of TEM as a treatment for ...

Background The retrorectal tumors represent a heterogeneous group of benign and malignant neoplasms which are currently treated without uniform criteria. The most used classifications are based on different histologic origin of these tumors, on their presumed nature (inflammatory or neoplastic), or on their size. A standardization of the surgical approach based on all these characteristics is s...

splenic hamartoma is an unusual accidental finding with non-neoplastic feature that may be incidentally diagnosed because of its compression effect on surrounding organs. the predominant pathological feature leading diagnosis is circumscribed, un-encapsulated bulging nodules with focal fibrosis or cyst. the histopathological feature of splenic hamartoma is the positivity for cd8, and occasional...

BACKGROUND Seromucinous hamartoma, a type of epithelial hamartoma, is a rare benign glandular proliferation of the sinonasal tract and nasopharynx. Herein, we present 2 rare cases of seromucinous hamartoma arising in the nasal cavity medial to the middle turbinate. METHODS AND RESULTS This is a case report of 2 patients diagnosed with seromucinous hamartoma of the nasal cavity and a review of...

Multimodal Imaging of... Klin Monatsbl Augenheilkd hamartoma or the splenic hamartoma. The exact incidence of retinal astrocytic hamartoma (RAH) is not well known, but it is estimated at one case per 100000 births per year [1]. The astrocytic hamartoma is a neuroglial tissue and produces astrocytes within the optic nerve [2], and consequently it often appears within papillary region. Congenital...

Ufuk Üniversitesi, Mevlana Bulvar›/Konya Yolu Balgat/Ankara, Turkey Phone: + 90 312 292 99 00 / 9854 • E-mail: [email protected] We report herein a young patient with fecal and urinary incontinence due to a retrorectal hematoma. A 15-year-old male admitted with the complaints of being unable to walk or lie down on his back and no urinary bladder or anal sphincter control. His history reveale...

RATIONALE Endobronchial hamartoma, the most common benign lung tumor, is located in the bronchus, and it easily mimics lung cancer or bronchial metastasis. Endobronchial hamartoma can cause coughing, hemoptysis, and pulmonary infection; thus, it should be treated right away by surgery or fiberoptic bronchoscopy. PATIENT CONCERNS We report a rare case of endobronchial hamartoma in which the cl...

Hamartoma of the bladder is an unusual entity described in only eleven patients to date. It may present as painless hematuria, irritative urinary tract symptoms, or inability to void or it may be diagnosed incidentally. Hamartoma of the bladder may be isolated or occur as part of a syndrome. No isolated bladder hamartoma to date has shown malignant potential. We describe here a bladder hamartom...