22 results
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
inhabitants 3rd leading cause ... glaucoma and retinal ischemia ... Causes of uveitis ... Differential #Diagnosis #Ophthalmology ... #Rheumatology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology ... #Ophthalmology ... #Diagnosis #Algorithm
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... Localized retinal ischemia ... causes upregulation ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Cannot Abduct • Ischemia ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
fluffy white ischemic ... Elschnig's Spots • Ischemia ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... neurologic symptoms/signs ... • Transient Ischemic ... Differential #Diagnosis #Algorithm ... #Causes
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Differential Diagnosis Algorithm ... drawing blood (ischemia-induced ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #high #pathophysiology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Disease, PRES Pathophysiology ... autoantibodies that will cause ... ischemia and/or ... cyclophosphamide • Ischemic ... CNS #neurology #rheumatology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Optic Neuritis • Ischemic ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... for secondary causes ... eosinophilia (common causes ... organ-specific signs ... Differential #diagnosis #hematology