Deep-Sea Environments and the Eye
Fig. 5.1 Normal atmospheric and intraocular pressures at sea level. Note that the transcorneal pressure difference is 15 Diving into a deep-sea environment will cause an increase in the ambient…
The Effects of Extreme Altitude on the Eye and Vision
© Springer International Publishing AG 2017Prem S. Subramanian (ed.)Ophthalmology in Extreme EnvironmentsEssentials in Ophthalmology10.1007/978-3-319-57600-8_2 2. The Effects of Extreme Altitude on the Eye and Vision Thomas H. Mader1 , David J. HarrisJr.2, 3 and C. Robert Gibson4 (1) COL(R), US Army,…
Industrial and Military Eye Injuries and Eye Protection Challenges
© Springer International Publishing AG 2017Prem S. Subramanian (ed.)Ophthalmology in Extreme EnvironmentsEssentials in Ophthalmology10.1007/978-3-319-57600-8_7 7. Industrial and Military Eye Injuries and Eye Protection Challenges Arjuna M. Subramanian1 and Prem S. Subramanian2 (1) Department of Ophthalmology, University of Colorado…
Tubercular Uveitis
Anterior uveitis Granulomatous iridocyclitis, non-granulomatous iridocyclitis, iris nodules , ciliary body tuberculoma Intermediate uveitis Granulomatous uveitis, non-granulomatous uveitis with ‘snowbanking’ exudates over pars plana or peripheral retina Posterior uveitis Disseminated…
Imaging Studies for Ocular Tuberculosis
Fig. 3.1 (a) Venous phase fluorescein angiogram of a choroidal tubercle showing a hypofluorescent tubercle with mild hyperfluorescence at its margins. (b) Late-phase fluorescein angiogram showing diffuse hyperfluorescence of the…
Tubercular Retinitis and Retinal Vasculitis
Fig. 9.1 Color montage photograph of the right eye showing active periphlebitis in all four quadrants and healed chorioretinitis lesions (arrows) overlying blood vessels Fig. 9.2 Color photograph of the…
Pathogenesis and Pathology of Ocular Tuberculosis
Fig. 2.1 (a) Granulomatous inflammation with giant cell reaction (arrow) (H&E ×100). (b) Higher magnification to show epithelioid cells (arrow) and lymphomononuclear surrounding the Langerhans giant cell (H&E ×200) Ocular…
Orbital and Periorbital Tuberculosis
Fig. 14.1 (a) Clinical picture of a patient (case 1) with a swelling along the right orbital rim and erythema of the skin. (b) CECT orbits (axial cut) of case…
Tubercular Scleritis
Bacterial Pseudomonas aeruginosa Actinomyces species Nocardia species Mycobacterium species Fungal Fusarium species Aspergillus species Viral Herpes simplex virus Varicella-zoster virus Tubercular scleritis is a rare and unique form of extrapulmonary…
Tubercular Multifocal Serpiginoid Choroiditis
Fig. 8.1 Color fundus photography of a 34-year-old female diagnosed with tubercular multifocal serpiginoid choroiditis (TB MSC). The lesion appears confluent and yellowish white and is involving the posterior pole…
