16 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Polyarteritis Nodosa (PAN) - Vasculitis Management Algorithm - ACR/VF 2021 Guidelines
 • Severe Disease → Remission
Polyarteritis Nodosa (PAN ... immunosuppressive agent (e.g ... @MithuRheum #PAN ... Vasculitis #Management #Treatment ... Guidelines #algorithm #rheumatology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Anterior • Infection ... (e.g. ... Axillary: • Infection ... Lymphadenopathy #LAD ... Algorithm #Causes #Hematology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... #Ischemia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
drug reaction, infection ... glucocorticoid treatment ... organ-specific signs ... or symptoms (eg ... Differential #diagnosis #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Macroangiopathic, Infections ... aciduria, Drugs (e.g ... Matthew Ho, MD PhD ... Differential #Diagnosis #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
WBC >100k, + lab signs ... organ damage • Treatment ... Low calcium • Treatment ... unless worrisome EKG ... diagnosis #management #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
underlying disease (eg ... (eg, visceral leishmaniasis ... Treatment: • Corticosteroids ... Diagnosis #Management #Hematology ... #Rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... not be subtle e.g ... E.g. 80 yo ESR cutoff ... Treatment of GCA ... them, but urgent rheumatology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... " + PPD • Opposing ... (Eiffel Tower sign ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram