Neuromyelitis optica spectrum disorder post-COVID-19 infection: A rare case report from Northeast India.

Multiple sclerosis and neuromyelitis optica spectrum disorder may be seen in the acute setting of coronavirus disease 2019 (COVID-19) infection or even post-recovery. Such patients may present with optic neuropathy along with weakness in the back and lower limbs. Ascending paralysis can present with respiratory distress in acute COVID-19 infection and may even prove to be fatal.

Human ocular thelaziasis caused by gravid - A unique and rare case report.

An 80-year-old male reported to the clinic with complaints of diminished vision, foreign body sensation, and occasionally some black object moving in front of the right eye. Detailed ocular examination revealed three slender creamy white live worms in the conjunctival sac of the right eye. Total three worms were retrieved and sent to the pathology department for detailed examination.

IgG4-related intraocular inflammation masquerading as ciliary body melanoma in a young girl.

Immunoglobulin G4 (IgG4-related diseases) affects various tissues and organs of the human body. Orbital, adnexal, and scleral inflammations were already reported in the medical literature. To the best of our knowledge, we report the first case of intraocular IgG4-associated inflammatory mass in the ciliary body mimicking as a melanoma in a 23-year-old female from Northeast India.

The changing patterns of uveitis in a tertiary institute of Northeast India.

Uveitis incorporates innumerable conditions, all of which are characterized by inflammation of the uveal tract. Study of etiological factors in uveitis in the population often give important disease-specific indications and changing pattern in subsequent studies are important to know further newer occurrences of various disease prevalence. Awareness of regional variation in disease configuration is essential to develop a region specific list of differential diagnoses and also for comparison with different sub-population of the country and the world.

Parasitic diseases of zoonotic importance in humans of northeast India, with special reference to ocular involvement.

Parasitic zoonotic diseases are prevalent in India, including the northeastern states. Proper epidemiological data are lacking from this part of the country on zoonotic parasitic diseases, and newer diseases are emerging in the current scenario. Systemic manifestation of such diseases as cysticercosis, paragonimiasis, hydatidosis, and toxoplasmosis are fairly common.

Moyamoya disease with neuro-ophthalmic manifestations: a rare case report.

Moyamoya (meaning a hazy puff of smoke) disease (MMD) is a rare, idiopathic, persistent, occlusive cerebrovascular disease involving bilateral progressive stenosis or occlusion of a terminal portion of the internal carotid artery, or a proximal portion of the anterior cerebral arteries and the middle cerebral arteries. There are irregular perforating vascular networks (moyamoya vessels), seen in the base of the brain, which produce magnetic resonance images of this 'puff of smoke' condition. Although MMD is prevalent mostly in Japan, it is also occasionally seen outside Asia.