A 3-year-old Rhodesian Ridgeback was presented with conjunctivitis, enlargement of the third eyelid and a dorsotemporal deviation of the right eye. A mass within the third eyelid was detected and excised. The histopathologic examination showed a malignant peripheral nerve sheath tumor, which most likely is a neurofibrosarcoma based on immunohistochemistry.
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http://dx.doi.org/10.1002/ccr3.146 | DOI Listing |
J Med Cases
January 2025
Department of Dermatology, Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, Okayama University, Okayama City 700-8558, Japan.
Conjunctival malignant melanoma is extremely rare, with no standard of care established at moment. Here we report a 65-year-old woman, as a hepatitis B virus (HBV) carrier, who presented concurrently a liver mass and lower bulbar conjunctival pigmented lesions in the right eye. Needle liver biopsy and excisional conjunctival biopsy showed hepatocellular carcinoma and conjunctival malignant melanoma , respectively.
View Article and Find Full Text PDFCureus
November 2024
Ophthalmology, Universiti Kebangsaan Malaysia Medical Centre, Kuala Lumpur, MYS.
Background: Fireworks are known to cause severe ocular injuries. This study was intended to examine the pattern and visual outcomes of firework-related severe eye injuries in Malaysia. Methods: A retrospective review of fireworks-related eye injuries was conducted in Malaysia from 1 July 2022 to 30 June 2023.
View Article and Find Full Text PDFMicrosc Res Tech
December 2024
Zoology and Entomology Department, Faculty of Science, Assiut University, Assiut, Egypt.
This study aimed to describe the morphological features and microstructure of the upper, lower, and third eyelids of the black-winged kite, Elanus caeruleus, and to characterize the organized lymphoid follicles and lymphocytes in the eyelid mucosa. Additionally, it aimed to illustrate the importance of the eye adnexa in the eye's immune protection. The upper, lower, and third eyelids display varying morphological differences that seem to be closely linked to the birds' way of life, indicating adjustments to their environment and eating behaviors.
View Article and Find Full Text PDFProg Retin Eye Res
December 2024
Health Management Center, the Third Xiangya Hospital, Central South University, Changsha 410013, China; Research Center of Medical Experimental Technology, the Third Xiangya Hospital, Central South University, Changsha 410013, China; Center for Experimental Medicine, the Third Xiangya Hospital, Central South University, Changsha 410013, China; Disease Genome Research Center, Central South University, Changsha 410013, China. Electronic address:
Ptosis is defined as an abnormally low-lying upper eyelid margin on the primary gaze, generally resulting from a congenital or acquired abnormality of the nerves or muscles that control the eyelid. Ptosis can occur alone or concurrently as an ocular or systemic syndrome, and the prevalence of ptosis varies among different countries and populations. Isolated ptosis typically causes aesthetic problems in patients and can lead to functional ophthalmic problems in severe cases.
View Article and Find Full Text PDFClin Cosmet Investig Dermatol
December 2024
Division of Dermatology, College of Medicine, King Saud Bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.
Background: Vitiligo is a common disease. Limited studies in Saudi Arabia have explored the detailed clinical characteristics of vitiligo, as outlined in recent consensus reports by vitiligo experts.
Objective: To determine vitiligo prevalence and detailed clinical characteristics in a Saudi cohort.
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