Results 1 to 10 of about 176,249 (207)

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
exaly   +3 more sources

Ectopic dacryops mimicking a lacrimal sac tumor: A case report and literature review [PDF]

American Journal of Ophthalmology Case Reports
Purpose: To report a rare case of dacryops found within the lacrimal sac, which mimicked a lacrimal sac tumor. Observations: An adult female patient presented with epiphora and chronic swelling of the lacrimal sac, initially raising concerns for a ...
Sahar M Elkhamary, Azza Maktabi
exaly   +4 more sources

Malignant Lacrimal Sac Tumours—Review of the Literature and Report of Own Experience [PDF]

Medicina (Lithuania)
Background and Objectives: Tumours of the lacrimal drainage system are rare and most located in the lacrimal sac. The authors of this study aimed to conduct a literature review to find out which malignant tumours most often occurred in the lacrimal sac ...
Magdalena Markow, Olga Karłowska-Bijak   +1 more
exaly   +4 more sources

Investigation of lacrimal sac space-occupying lesions using color doppler ultrasound, computed tomography, and computed tomography dacryocystography [PDF]

International Journal of Ophthalmology, 2023
AIM: To observe the imaging features of color Doppler ultrasound (CDU) and computed tomography (CT) or computed tomography dacryocystography (CT-DCG) in different types of lacrimal sac space-occupying lesions (SOLs).
Zhen-Bin Qian, Bo Yu, Ye Yang, Wei Fang, Jian-Li Dong, Li-Qing Wei   +5 more
doaj   +2 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

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

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

Heterotopic Ossification Originating from the Lacrimal Sac of a Child: A Case Report [PDF]

Journal of Ophthalmic & Vision Research
Purpose: We present a case of hemolacria, which emerged as an unusual mass in the lacrimal sac. Case Report: A nine-year-old girl presented with intermittent unilateral hemolacria and episodes of dacryocystitis with no further remarkable medical or ...
Behzad Khademi, Mehdi Moallem, Mahsa Kohandel-Shirazi   +2 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