Posterior Uveitis Overview

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What type of uveitis is less common but has a more serious visual prognosis?

Panuveitis

Posterior uveitis (correct)

Intermediate uveitis

Anterior uveitis

In cases of posterior uveitis, in what percentage of patients can a diagnostic label be given?

90%

50%

30%

70% (correct)

What type of therapy may be required for cases of posterior uveitis with an infectious or neoplastic cause?

Pain management

Surgical intervention

General antibiotics

Specific therapy (correct)

In cases of posterior uveitis, what factor should always be considered as an additional underlying cause?

HIV Signup and view all the answers

Where are systemic steroids or immunosuppressive drugs often required to control inflammation in posterior uveitis?

Orbital or systemic Signup and view all the answers

What is the most common cause of posterior uveitis in cases of congenital ocular toxoplasmosis?

Direct invasion of retinal cells by Toxoplasma Gondii organisms Signup and view all the answers

Which antibody is indicative of recent infection in toxoplasmosis?

IgM Signup and view all the answers

What is the tissue affinity of Toxoplasma Gondii, the causative organism of toxoplasmosis?

Predilection for retinal and neural tissues Signup and view all the answers

What treatment approach is usually taken when the macula or optic disc is threatened in cases of mild reactivation of toxoplasmosis?

Sulfonamides and pyrimethamine with systemic steroids Signup and view all the answers

Which part of the body serves as the animal reservoir for Toxoplasma Gondii?

Cat Signup and view all the answers

Which form of the Toxoplasma gondii organism is responsible for causing active infection and retinal necrosis?

Tachyzoite form Signup and view all the answers

In ocular toxocariasis, which of the following is typically observed in children aged 2-4 years?

Massive exudative white lesion containing the nematode in the posterior pole Signup and view all the answers

What is the maximum duration for which Toxoplasma gondii bradyzoites can remain viable and encysted in human tissues?

25 years Signup and view all the answers

Which of the following scenarios can potentially lead to reactivation of Toxoplasma gondii infection?

Both immunosuppression and non-immunosuppressive scenarios can lead to reactivation Signup and view all the answers

Which of the following best describes the typical location of Toxoplasma gondii bradyzoites in the human eye?

Bradyzoites are typically located in the neurosensory retina (NFL) Signup and view all the answers

Posterior Uveitis Overview

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