28 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Pathogenesis and clinical ... re-vascularize the ischemic ... Localized retinal ischemia ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
- CBC with differential ... diagnostics as clinically ... echocardiogram, ... EKG) Dr. ... COVID19 #algorithm #schema
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Optic Neuritis • Ischemic ... Pharmacologic (e.g ... Pupils #Defects #Differential ... Algorithm #Causes #Ophthalmology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... Disease, PRES Pathophysiology ... that will cause ischemia ... Lumbar Puncture, EEG ... cyclophosphamide • Ischemic
Type A Dissection on POCUS (PLAX view)

39 yo M w CP drops his BP in ED.
Non-ischemic EKG ... Aortic #Aorta #Echocardiogram ... #PLAX #Clinical
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Diplopia TIER 1-CRITICAL ... Ophthalmoplegic migraine, Ischemic ... mass #Diplopia #differential ... #diagnosis #ophthalmology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Embolism on POCUS Echocardiogram ... Triage EKG (no prior ... Differential/diagnosis ... Embolism #POCUS #Echocardiogram ... #A4c #clinical
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm Clinical ... Cannot Abduct • Ischemia ... #DoubleVision #Differential ... Algorithm #Causes #Ophthalmology
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
hypoxia) - Low PaO2 ISCHEMIC ... stagnant hypoxia (e.g ... carrying capacity (e.g ... summary #pulmonary #differential ... diagnosis #causes #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... causes fluffy white ischemic ... Elschnig's Spots • Ischemia ... #Retinopathy #pathophysiology ... #ophthalmology