72 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• Hypoxia • Pulmonary ... hypertension Management ... • Oxygen • Treatment ... Tachycardia #MAT #Cardiology ... #EKG #Management
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
to rnonths • Fever ... , hemoptysis Treatment ... • Carbapenem (e.g ... Abscess #Diagnosis #Pulmonary ... #Clinical #CXR
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
, dyspnea, +/- CXR ... - 80% have fever ... unless worrisome EKG ... TLS #diagnosis #management ... #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Infection (eg ... ALT ↑ bilirubin level ... Treatment: • Corticosteroids ... #Diagnosis #Management ... #Hematology #Rheumatology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Triggers: ATRA treatment ... Prednisone 5mg/kg ... - pulmonary opacities ... APML #diagnosis #management
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
von Willebrand Syndrome ... Diagnosis and Management ... vonWillebrand #Syndrome ... #Diagnosis #Management ... #treatment #hematology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
edema • BNP level ... <100 pg/ml EKG ... ischemic changes CXR ... respiratory distress syndrome ... differential #diagnosis #cardiology
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
CBC, vitamin D level ... ventilated • CXR ... doppler, CTA • ECG ... #Exacerbation #treatment ... #pulmonary
Severe Heart Failure & Cardiogenic Shock - Management Checklist 
Evaluation 
 - EKG & echocardiography
Cardiogenic Shock - Management ... Evaluation - EKG ... and/or digoxin level ... Revascularization, treatment ... #Management
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
with Air-Fluid Level ... latent TB s/p treatment ... Labeled CXR: ... ChestXRay #Clinical #Pulmonary ... #Radiology #AirFluidLevel