14 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... pneumonia • Chronic ... Lung abscess ... CT Lung Abscess ... #Abscess #pulmonary
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
Mosaic attenuation ... due to chronic ... thromboembolic disease ... Diagnosis #Radiology #Pulmonary ... #CTChest #MosaicAttenuation
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
enlargement of pulmonary ... hyperperfused lung ... caliber due to chronic ... thromboembolic disease ... Clinical #Radiology #CTChest
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Immunocompromised status • Chronic ... lung disease ... encounters due to NTM: Chronic ... • Dyspnea, • Chest ... Imaging, high res CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
, in advanced disease ... in the adjacent lung ... hypertension • Mosaic ... of the affected lung ... CT) • Broncho-arterial
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
diameter are called lung ... associated with lung ... comorbidities, such as chronic ... disease and coronary ... artery disease;
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... • CT: Halo sign ... Abdominal pain, chronic ... Infections #HIV #AIDS ... #pulmonary #differential
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
Chronic Thromboembolic ... Thromboendarterectomy Chronic ... thromboembolic material, mosaic ... Ventilation-perfusion lung ... have inoperable disease
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... failure, COPD, Lung ... CXR +/- High res CT ... chest scan), CBC ... Infectious Diseases
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
bronchiolitis or chronic ... pulmonary embolism ... disease, like the ... Clinical #Radiology #CTChest ... MosaicAttenuation #Mosaic