37 results
Posterior Polar Cataract (PPC) - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#PPC #Posterior #Polar #Cataract #Lens
Polar Cataract (PPC ... ) - Slit Lamp Ocular ... @oftalmopo #PPC ... Cataract #Lens #Ocular ... PhysicalExam #clinical #video
Phacodonesis on Slit Lamp Ocular Examination

Phacodonesis (lens movement) in hypermature cataract.  Patient with a history
Phacodonesis on Slit Lamp Ocular ... with a history of acute ... Lens #Cataract #Ocular ... PhysicalExam #clinical #video
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
Pupillary Membrane (PPM ... ) on Slit Lamp Ocular ... @oftalmopo #PPM ... Membrane #Pupil #Ocular ... PhysicalExam #clinical #video
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
/NORMAL PTT: • ... cascade is intact - test ... • Warfarin • Acute ... liver function tests ... Liver disease • Acute
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Her ocular exam ... and the ice pack test ... include a Tensilon test ... PhysicalExam #clinical #video
Therefore, studies obtained at the initial presentation in the emergency department should evaluate for fibrinolysis with
prothrombin time (PT ... thromboplastin time (PTT ... what these lab tests ... typically reveal in acute
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
PPV: proportion ... of positive tests ... prevalence is low, then PPV ... specificity -> higher PPV ... = incidence in acute
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
33,000-100,000 ppl ... 1.5-3.4 million ppl ... spine • MCC- acute ... • Provocative Tests ... absent anal wink test
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... Bedside: ice pack test ... /Edrophonium test ... aspiration and acute
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
concentration PET-CT ... specific laboratory tests ... hypergammaglobulinemia, ↑ acute