UWORLD ENT/Opthalmalogy /Immuno 10/5/2018 Flashcards
Retinitis thats a full thickness retinal inflammation, edema and scarring. Patient has blurred vision, floaters, and photopsia.
Fundoscopy shows yellow white, fluffy, hemorrhagic lesions or exudates along the vasculatur.
CMV retinitis
Treatment for CMV retinitis
vlagancyclovir
Eye pain, vesicular rupture rash over the face.
Herpes Zoster Opthalmicus
HIV patient with cotton wool retinla lesions, that resolve in weeks or months. No floaters or blurred vision
HIV retinopathy
HIV patient or Immunocompromised, eye pain, decreased vision. Lesion has nonvascular distribution.
Toxoplasmic chorioretinitis
Patient with HIV has hearing loss in the left ear, and weber test lateralizes to the left. He denies any fever, chills or signs of infection. What kind of hearing loss is it and the cause
Noninfectious effusion.
How do you differentiate acute rejection after a liver transplant, vs a bacterial infection of the liver.
Rapid onset hemodynamic instability, leukocytosos, and high fever is more characteristic of a bacterial infection.
How long after transplant surgery would you see an opportunistic infection?
1-6 month - CMV, Aspergillus, Mycobacterium
Laryngomalacia vs Vascular ring
Laryngomalacia - inspiratory stridor worse when supine.
Vascular RIng - biphasic stridor better when supine
How do you CONFIRM Laryngomalacia
Laryngoscopy
Describe Diabtetic Retinopathy
decreased vision in both eyes. Microaneurysms, dot and blot hemorrhages, hard exudates, and macular edema.
Tx for Diabetic Retinopathy complication prevention
Argon Laser Photocoagulation
Loss of central vision, has exudative and atrophic form
Macular Degeneration
Suden unilateral visual impairment that is usually noted when waking up. Disc swelling, venous dilation, and tortuosity, retinal hemorrhage and cotton wool spots
Central Retinal Vein Occlusion
Recurrent sinopulmonary and GI infections, no lymphoid tissue, decreased B cells, normal T cells. What is Tx
IVIG and constant Abx
What two conditions where stem cell transplant is the best long term treatment
SCID and WIskott aldrich
8 year old Patient has ruccernt sinusitis, giardia, and pneumonias. You suspect immunodeficiency, but Leukocyt count is normal. Theyve had vaccinations bu they dont work. What disease
CVID - normal luekocytes, but decreased Immunoglobulins accorss the board.
Cupping of optic disc
open angle glaucoma
Tx for Gonococcal Conjunctivitis
IM ceftriaxone once infections sets in. or Cefotaxime
Tx for Chlamydial COnjunctivitis
Oral macrolide.
vessicles and dendritic cells in the cornea
HSV Keratitis.
cornea appears hazy after a trauma or foreign body. THeres a central ulcer with adjacent stromal abcesses. May have hypopnyon - anterior chamber of the eye looks foggy and yellow
Bacterial Conjunctivitis.
Fundoscopy shows sudden floaters, dark red glow after a sudden loss of vision in one eye. He has a hx of diabetes
Vitreous hemorrhage