13 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... seen • Chest CT ... #Abscess #pulmonary ... #differential # ... causes #management
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
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... #Pulmonary #Diagnosis ... #Radiology
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
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... Most Common Causes ... Nasal polyps and signs ... high-resolution chest CT ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... recent DAN) • EMG ... or serologies + symptoms ... sparing of the lung ... seen on chest CT
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
granulomas within the lungs ... of diagnosis (e.g ... . incidental CXR ... Pulmonary: dyspnea ... Diagnosis #Management #Signs
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
Increased pulmonary ... the chest film (Table ... chronic obstructive lung ... #Diagnosis #Radiology ... #CHF #CXR #Stages
Nontuberculous Mycobacteria (NTM) Infections 

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