14 results
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... • Valvular Lung ... Hypoxemia: • COPD ... • Interstitial Lung ... Metabolic Disorders Chronic
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... organizing pneumonia (COP ... pneumonia: Acute, Chronic ... #causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... Most Common Causes ... obstruction • COPD ... in the adjacent lung ... high-resolution chest CT
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... like acute or chronic ... nodular interstitial lung ... disease, that is ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
the peripheral lung ... The most common cause ... patients with chronic ... bronchitis, COPD ... Diagnosis #Radiology #Pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... seen • Chest CT ... #Abscess #pulmonary ... #differential #causes
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Chronic diseases ... lobar pneumonia caused ... called cryptogenic (COP ... Diagnosis #Radiology #Pulmonary ... Differential #Table #RadiologyAssistant
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Immunocompromised status • Chronic ... lung disease ... status NTM Cause ... encounters due to NTM: Chronic ... Imaging, high res CT
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
masses & should ... a repeat chest CT ... comorbidities, such as chronic ... disease and coronary ... artery disease;
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
including restrictive lung ... disease, pleuritic ... asthma, chronic ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary