10 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... • CT: Halo sign ... phagocytic function of alveolar ... factor • May cause ... infiltrates, mimicking TB
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT ... westermani • Other: TB
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
reach the terminal alveoli ... taken up by the alveolar ... characteristic features ... and Culture • CXR ... • Check CXR and
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
reach the terminal alveoli ... taken up by the alveolar ... characteristic features ... and Culture • CXR ... • Check CXR and
CT and ultrasonographic features of COVID-19 pneumonia
Lung CT:
 - Thickened pleura
 - Ground glass shadow and
-19 pneumonia Lung ... progress of the disease ... mild infection; alveolar ... fibrosis #COVID19 #pneumonia ... #Radiology #Lung
Here a typical lobar consolidation.
First study the images, then continue reading.
The findings are:
increased density with ill-defined
borders in the left lung ... some alveoli will ... , TB and lung cancer ... #Clinical #Radiology ... #CXR #AirBronchogram
Based on the images alone, it is usually not possible to determine the cause of the
filling of the alveoli ... nodular interstitial lung ... disease, that is ... Clinical #Diagnosis #Radiology ... #CXR #Lobar #Consolidation
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Infection: TB ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... mycobacteria Treatment
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
is the defining feature ... Goodpasture's cause ... leading to diffuse alveolar ... sparing of the lung ... diagnosis #management #treatment
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
finally into the alveoli ... failure or pulmonary disease ... and causes increased ... #Diagnosis #Radiology ... #CHF #CXR #Features