33 results
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
edema caused by ... ischemia results ... axons death due to ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
of the terminal retinal ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... • Botulism Pharmacologic ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Guidelines for Crises ... is unconscious, signs ... New or evolving regional ... Guidelines for crises ... Checklist #Diagnosis #Management
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... neurologic symptoms/signs ... • Transient Ischemic ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Physical Exam Carles ... Bells #Phenomenon #Sign ... #PhysicalExam #ophthalmology ... #neurology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... the optic nerve caused ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
hematuria • Signs ... Mass Ureteral Causes ... urinary tract) Causes ... Differential #Diagnosis #causes ... #urology #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
urinary sediment, renal ... osmolarity If cause ... clinical context and signs ... Differential #Diagnosis #nephrology ... #causes
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
Anosmia, Stroke • Renal ... Gastrointestinal: Diarrhea, Nausea ... shock, Myocardial ischemia ... Extrapulmonary #Diagnosis #Signs