Results 11 to 20 of about 176,249 (207)

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

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

open access: yesAmerican 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   +3 more
doaj   +2 more sources

Delayed Diagnosis and Misdiagnosis of Lacrimal Sac Tumors in Patients Presenting with Epiphora: Diagnosis, Treatment, and Outcomes. [PDF]

open access: yesDiagnostics (Basel)
Background/Objectives: Epiphora, or excessive tearing, is a common symptom often attributed to benign conditions such as dry eye or nasolacrimal duct obstruction.
Chu YC, Tsai CC.
europepmc   +2 more sources

Lacrimal sac mucocele

open access: yesBrazilian Journal of Otorhinolaryngology, 2014
Paciente do sexo feminino, 54 anos, apresentava queixa de lacrimejamento excessivo por olho direito ha 12 anos. Apos quatro anos, apresentou obstrucao progressiva das fossas nasais. Ha um ano surgiu abaulamento proximo ao canto interno do olho direito, doloroso a compressao. Ao exame fisico, havia epifora em olho direito e lesao de consistencia cistica,
Silvia Bona do Nascimento   +4 more
doaj   +3 more sources

Dentigerous Cyst Masquerading as Lacrimal Sac Diverticulitis [PDF]

open access: yesCase Reports in Ophthalmology
Introduction: Dentigerous cysts (DCs) involving the orbit are extremely rare. The authors report a unique case of stand-alone orbital DC associated with ectopic canine tooth masquerading as a lacrimal sac diverticulitis with superadded ...
Sumer Doctor   +3 more
doaj   +2 more sources

Anatomic characteristics of the lacrimal sac and adjacent bony structures–a computed tomographic-dacryocystography research [PDF]

open access: yesInternational Journal of Ophthalmology
AIM: To describe the anatomic characteristics of the lacrimal sac and its adjacent bone structures and to provide surgical recommendations for endoscopic dacryocystorhinostomy (EN-DCR).
Xin-Han Cui   +5 more
doaj   +2 more sources

Radiotherapy for malignant melanoma of the lacrimal sac

open access: yesRare 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 ...
Mahesh Seetharam   +2 more
exaly   +2 more sources

A Case of Lacrimal Sac Sarcoma. [PDF]

open access: yesCureus
Malignant tumors arising from the lacrimal sac are rare and present with diverse clinical symptoms. Many primary malignant tumors of the lacrimal sac exhibit lacrimation and are easily misdiagnosed as chronic dacryocystitis, delaying diagnosis and treatment.
Yuki Y   +4 more
europepmc   +3 more sources

Localized light chain amyloidosis involving the lacrimal sac: A case report [PDF]

open access: yesHeliyon
Amyloidosis involving the lacrimal sac is extremely rare. In this study, we demonstrated a rare case of localized light chain amyloidosis in the lacrimal sac region. The lacrimal sac lesion presented as infiltrative with bony erosion.
Pengsen Wu   +4 more
doaj   +2 more sources

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