11 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... (Erythrocytosis ... Differential Diagnosis Algorithm ... Chronic Chest Symptoms ... #Causes #Hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Erythrocytosis - ... Differential Diagnosis Algorithm ... Polycythemia - Acquired Causes ... Cardiac/pulmonary disease ... #hematology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... • Meniere's Disease ... /signs, bidirectional ... • Transient Ischemic ... #Causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... for secondary causes ... organ-specific signs ... or symptoms (eg ... Differential #diagnosis #hematology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... Doppler US : halo sign ... GiantCellArteritis #GCA #Rheumatology ... Ophthalmology #Diagnosis #Algorithm
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
FLAGS - In all cases ... suspicion of severe disease ... Rheumatology ... #Limping #NWB #Algorithm ... Pathway #Child #Peds
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
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Symptoms ... limb and bowel ischemia ... cryoglobulins • Negative causes ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
When present, symptoms ... , signs, and complications ... • Treatment algorithms ... von Willebrand disease ... Summary #treatment #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... tract, and often causes ... Presentation - Systemic Symptoms ... purpura: strong sign ... differential #diagnosis #rheumatology