13 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Blood cultures • CXR ... ) • CXR upright ... CT Lung Abscess
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
disease or CHF) ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT ... disease #Chronic
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
- M. abscessus ... chelonae • M abscessus ... • Dyspnea, • Chest ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... throughout the lungs ... hematogenous spread of a disease ... diagnosis #pulmonary #CXR ... #clinical #CT
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... Calcification (seen in CT ... clinical #radiology #CXR ... #Chest #XRay #labeled
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... Infectious Diseases
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... areas where the lung ... localizers of disease ... paravertebral abscess ... Anatomy #Radiology #CXR
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... • Pleuritic chest ... angioinvasive disease ... • CT: Halo sign ... differential #diagnosis #infectiousdiseases
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... in the adjacent lung ... of the affected lung ... high-resolution chest ... CT) • Broncho-arterial
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... , Pancreas, Gastric ... annular or aortic abscess ... Complications: Abscess ... Diagnosis #cardiology #infectiousdiseases