15 results
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... of breath with low ... nodular interstitial lung ... Diagnosis #Radiology #CXR
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... • Lobar consolidation ... (It's usually low ... infiltrates or lobar ... Infections #HIV #AIDS #pulmonary
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... pt with fever/dyspnea ... sliding: Pulmonary ... a lot of B lines ... partially seen shred sign
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... Now it is obvious ... pneumonia caused ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
pleural effusion on CXR ... inflammation tends to cause ... interstitial lung ... disease/pulmonary ... pathophysiology #signs
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pain, hemoptysis, dyspnea ... Blood cultures • CXR ... early disease) • CXR ... #Abscess #pulmonary
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... nodular, high and low ... attenuation (table ... seen and in many cases ... Diagnosis #Radiology #Pulmonary
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... walking uphill - Dyspnea ... Tachypnea, - Low-grade ... • Signs/Symptoms ... hypertension, dyspnea
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
including restrictive lung ... of dyspnea and ... Occasional sighs ... Breathing In lung ... Breathing #Patterns #Pulmonary
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... Pulm: Hypoxia, dyspnea ... , +/- CXR infiltrates ... WBC >100k, + lab signs ... , Low calcium •