21 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... vomiting, auditory symptoms ... symptoms/signs, ... • Transient Ischemic ... #Differential #
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... Definition: acute ischemic ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... Drugs/Toxins • Ischemia ... Infiltrative • Cirrhosis ... Others #LFTs #Hepatology ... Diagnosis #Algorithm #Causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... symptoms suggest ... Cannot Abduct • Ischemia ... unreactive pupil • Ischemia ... looking medially • Ischemia
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
from Myocardial Ischemia ... from myocardial ischemia ... life-threatening causes ... #Pericarditis #Symptoms ... #Signs #Presentation
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... • Mechanism: ischemic ... • Differentiate ... #diagnosis #causes ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... organ-specific signs ... or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... Gastrointestinal: Diarrhea, Nausea ... shock, Myocardial ischemia ... Extrapulmonary #Diagnosis #Signs ... #Symptoms #SARSCOV2
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... Dehydration • Symptoms ... AKI, acute limb ischemia ... WBC >100k, + lab signs ... diagnosis #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... pylori test (GI symptoms ... (CVID, WAS), (neurologic ... Platelet #Disorders #Differential ... #Workup #hematology