24 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Blood cultures • CXR ... seen • Chest CT ... #Abscess #pulmonary ... #differential #
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
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... In this case, pulmonary ... confirmed with chest CT ... #photo #CXR #EmergencyMedicine
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... , dyspnea, +/- CXR ... WBC >100k, + lab signs ... unless worrisome EKG ... diagnosis #management #hematology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... ARDS to explain symptoms ... : Age>60, CKD, CHF ... fluid balance, and CXR ... with pulmonary
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Edema - Differential ... Causes include: ... level <100 pg/ml EKG ... ischemic changes CXR ... Transfusion-related acute lung
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
common • Imaging: CXR ... - pulmonary opacities ... Diagnosis: >3 symptoms ... initiation • Differential ... sepsis), PE, DAH, CHF
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... Nasal polyps and signs ... high-resolution chest CT ... mycobacteria Treatment ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... or serologies + symptoms ... Goodpasture's cause ... sparing of the lung ... diagnosis #management #treatment
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... massiliense in CF ... Hematologic malignancy ... Imaging, high res CT ... NTM #Infections #differential