Results 11 to 20 of about 178,538 (249)

Lacrimal sac lymphoma: a case series and literature review [PDF]

International Journal of Ophthalmology, 2022
AIM: To study the clinical and pathological characteristics of the lacrimal sac lymphoma, which is rare but it is the major type of non-epithelial malignant tumor in the lacrimal sac region.
Feng-Xi Meng, Han Yue, Yi-Qun Yuan, Rui Zhang, Yi-Fei Yuan, Ying-Wen Bi, Jiang Qian   +6 more
doaj   +4 more sources

Reference role of middle turbinate axilla in lacrimal sac localization assisted by computed tomographic dacryocystography-reference value of middle turbinate in locating lacrimal sac

BMC Ophthalmology, 2022
Background The middle turbinate axilla (MTA) has always been used as a stable anatomic landmark for endoscopic surgeons to locate the lacrimal sac on the lateral nasal wall.
Lihong Yang, Hongxun Li, Zhi Yin, Lei Zhang, Zhenhai Yang   +4 more
doaj   +2 more sources

Positional relationship between lacrimal sac and skull base: implication of risk of cerebrospinal fluid leakage during dacryocystorhinostomy

Scientific Reports, 2022
Cerebrospinal fluid (CSF) leakage is a rare but severe complication during dacryocystorhinostomy (DCR). Understanding the details of the anatomy of the lacrimal drainage system and skull base is essential to avoid this complication.
Shinjiro Kono, Aric Vaidya, Munekazu Naito, Takashi Nakano, Makoto Ito, Hirohiko Kakizaki, Yasuhiro Takahashi   +6 more
doaj   +2 more sources

CT and MRI findings in relapsing primary malignant melanoma of the lacrimal sac: a case report and brief literature review

BMC Ophthalmology, 2020
Background Primary lacrimal sac melanoma is an extremely rare condition with fewer than 50 cases reported so far. Clinically, its symptoms resemble those of dacryocystitis, leading to frequent misdiagnosis.
Ju-Wei Shao, Jian-Hua Yin, Shu-Tian Xiang, Qian He, Hong Zhou, Wei Su   +5 more
doaj   +2 more sources

Recurrent Oncocytoma of the Lacrimal Sac

Case Reports in Pathology, 2022
Oncocytoma of the lacrimal sac is an extremely rare tumor. In this report, we present the case of an 82-year-old woman who presented with swelling in the region of the lacrimal sac.
Faris Almutairi, Mazen Alsamnan, Azza Maktabi, Sahar Elkhamary, Hind M. Alkatan, Humoud AlOtaibi   +5 more
doaj   +2 more sources

HER2-Positive Lacrimal Sac Squamous Cell Carcinoma in a 57-Year-Old Man

Case Reports in Oncology
Introduction: Lacrimal sac squamous cell carcinoma (SCC) is a rare tumor. Only 241 cases of lacrimal sac SCC have been reported in the literature. However, the detailed molecular profile of this tumor is unknown.
Nikolay Grachev, Gavriil Rabaev, Ashot Avdalyan, Igor Znamenskiy, Dmitry Mosin, Dmitry Ustyuzhanin, Gennady Rabaev, Martin Lužbeták   +7 more
doaj   +2 more sources

Acute Dacryocystitis with Empyema of the Lacrimal Sac: Is Immediate Endoscopic Dacryocystorhinostomy Justified? [PDF]

Otolaryngology - Head and Neck Surgery, 2014
Objectives. To evaluate the efficacy of endoscopic dacryocystorhinostomy (Endo-DCR) in the treatment of acute dacryocystitis with lacrimal sac empyema (ADLSE). Design. Case series with chart review. Setting. Academic tertiary center. Patients.
Accorona, R, Bozzola, A, Lombardi, D, Mattavelli, D, Nicolai, P., Semeraro, F, Turano, R   +6 more
core   +3 more sources

Immunoglobulin G4–related lacrimal sac dacryocystocele: A novel case report

American Journal of Ophthalmology Case Reports, 2020
Purpose: Immunoglobulin G4-related disease is a systemic fibroinflammatory disease of unknown etiology. Immunoglobulin G4-related ophthalmic disease (IgG4-ROD) can manifest in multiple ways, but lacrimal sac involvement is rare. We present the first case
Sunny Chi Lik Au, Kai Ching Peter Leung, Edwin Chan, Simon Tak Chuen Ko   +3 more
doaj   +2 more sources

Malignant lacrimal sac tumors

European Annals of Otorhinolaryngology, Head and Neck Diseases, 2010
Lacrimal sac tumors are usually primary and of epithelial origin. Overall, 55% of lacrimal sac tumors are malignant. Mortality rates for malignant tumors depend on tumor stage and type, with a mean rate of 38%. The main objective of this study was to review our experience with these malignancies and to compare this with the published literature.A 15 ...
Montalban, A., Liétin, B., Louvrier, C., Russier, M., Kemeny, J.-L., Mom, T., Gilain, L.   +6 more
openaire   +4 more sources

Radiotherapy for malignant melanoma of the lacrimal sac

Rare Tumors, 2020
Malignant melanoma of the lacrimal sac is an exceptionally rare tumor with a poor prognosis. We report two cases of malignant melanoma of the lacrimal sac: a 73 year-old female treated with primary surgical resection and a 75 year-old male treated with ...
Tiffany W Cheng, N. Yu, M. Seetharam, Samir H. Patel   +3 more
semanticscholar   +3 more sources