Results 11 to 20 of about 162,132 (265)

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

open access: yesScientific 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   +6 more
doaj   +2 more sources

Lacrimal Sac Tumors: A Single-institution Experience, Including New Insights. [PDF]

open access: yesIn Vivo, 2023
Background/Aim: Lacrimal sac tumors are rare tumor types, with a long time interval from disease onset to diagnosis. We aimed to investigate the characteristics and outcomes of patients with lacrimal sac tumors.
Wakasaki T   +8 more
europepmc   +2 more sources

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

open access: yesAmerican 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 ...
Abdulrahman Alfarhan   +5 more
doaj   +2 more sources

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

open access: yesJournal 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   +2 more
doaj   +2 more sources

Recurrent Oncocytoma of the Lacrimal Sac

open access: yesCase 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   +5 more
doaj   +2 more sources

Lacrimal sac rhinosporidiosis

open access: yesBMJ Case Reports, 2021
Rhinosporidiosis is a chronic mucocutaneous granulomatous disease caused by Rhinosporidium seeberi, involving primarily the nose and nasopharynx. Very rarely, the disease can affect the lacrimal sac. Here we report a 35-year-old male patient who had rhinosporidial involvement of the nose 5 years ago, for which he underwent endoscopic nasal surgery ...
Pradipta Kumar Parida   +3 more
openaire   +3 more sources

Bacterial 16S rRNA gene alterations in the conjunctival sac and lacrimal sac in chronic dacryocystitis [PDF]

open access: yesIndian Journal of Ophthalmology
Purpose: Dysbiosis of the microbial community in the lacrimal sac has been associated with the occurrence and development of chronic dacryocystitis.
Jie Chen   +4 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

open access: yesBMC 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   +5 more
doaj   +2 more sources

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

open access: yesMedicina
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 ...
Olga Karłowska-Bijak   +4 more
doaj   +2 more sources

Transitional cell carcinoma of the lacrimal sac: A clinico-pathological case study

open access: diamondJournal of Clinical Ophthalmology and Research, 2014
Tumors of the lacrimal sac are rarely encountered in clinical practice. The importance of recognizing this entity lies in the fact that the majority of the lacrimal sac tumors turn out to be malignant and thereby potentially life-threatening.
Bipasha Mukherjee   +3 more
doaj   +2 more sources

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