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

1) Is visual loss caused
cell arteritis (GCA ... field: altitudinal defect ... of GCA? ... Doppler US : halo sign ... #Rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... vasculitis - GPA ... #Diagnosis #hematology ... #rheumatology #
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... in APML Epidemiology ... Diagnosis: >3 symptoms ... initiation • Differential ... #management #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
, APML, CLL Acute ... develop leukostasis syndrome ... • Tumor lysis syndrome ... response to mosquito bites ... #Leukemia #Hematology
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
When present, symptoms ... , signs, and complications ... • "Vasomotor" symptoms ... transformation into AML ... #hematology
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
less systemic symptoms ... , holster sign, ... anti-synthetase syndrome ... after 2 years of treatment ... Myositis #diagnosis #rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
glucocorticoid treatment ... organ-specific signs ... or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
) 30-45% Differential ... autoantibodies #signs ... #symptoms #mimickers ... #differential # ... rheumatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Dehydration • Symptoms ... changes, stroke symptoms ... WBC >100k, + lab signs ... organ damage • Treatment ... diagnosis #management #hematology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... Treatment of GCA ... them, but urgent rheumatology ... #Temporal #Signs