24 results
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... Fluorescein angiography: papillary ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow pupillary ... dissociation • Other causes ... Anisocoria - same pupillary ... #PhysicalExam #neurology ... #ophthalmology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Relative Afferent Pupillary ... phenomenon of pupillary ... It is a clear sign ... regarding the cause ... #Defect #Neurology
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
polyarthritis • Pulmonary ... exertion • Neurologic ... dysrhythmias • Ophthalmologic ... Diagnosis #Symptoms #Signs ... #Pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
respiratory drive due to neurologic ... oxygen across capillary-alveolar ... lung diseases, pulmonary ... asthma, COPD, pulmonary ... shunting (eg, pulmonary
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
hematuria • Signs ... disease Renal Causes ... embolism • AVM • Papillary ... and SMA - Can cause ... #urology #nephrology
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
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
starvation, diabetic) Causes ... Acetazolamide Causes ... Classically” noted with pulmonary ... - Salicylates Causes ... Diagnosis #Summary #Nephrology
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... Gastrointestinal: Diarrhea, Nausea ... vein thrombosis, Pulmonary ... ischemia, Acute cor pulmonale ... Extrapulmonary #Diagnosis #Signs
Chaddock's Sign on Physical Exam - Babinski Equivalent
Chaddock's sign is present when stroking of the lateral
Chaddock's Sign ... Equivalent Chaddock's sign ... lateral malleolus causes ... PhysicalExam #clinical #neurology ... #Pyramidal #video