10 results
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Abscess Diagnosis ... lat decubitus - air ... #Abscess #pulmonary
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
infections an abscess ... the consolidated lung ... resolution of the consolidation ... Clinical #Radiology #CXR ... #CTChest #Cavity
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... dyspnea • Lobar consolidation ... fever, cough and cavitary ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... abutting the pleura, air-bronchograms ... which are probably consolidations ... Clinical #Radiology #CXR ... #SepticEmboli #Cavity
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... in particular) Evaluation ... : Imaging (CXR ... /- High res CT chest ... HIVAIDS #workup #diagnosis
Assessment of Chest Tube Drains
Stepwise assessment of Chest Tube Function
TUBE POSITIONING
 • Look at the CXR:
• Look at the CXR ... cavity? ... since a prior CXR ... injury to the lung ... ChestTube #Drains #Diagnosis
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
or an area of consolidation ... the surrounding lung ... usually contain air ... #Radiology #CTChest ... #Cavity #Cyst #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
thickening, presence of air-fluid ... centrilobular nodules, or consolidation ... in the adjacent lung ... of the affected lung ... parenchyma Diagnosis
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... Assess functional ... neuroexam - Oral cavity ... unless prior heart/lung ... stratification #diagnosis