23 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Distress Syndrome (ARDS ... - Normal lung ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
POCUS lung exam ... disease, interstitial ... Lung POCUS shows ... partially seen shred sign ... NOT definitively diagnose
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... Red Flags: • Fever ... disease or CHF) ... CXR: refer + order ... disease #Chronic
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Rickettsial diseases ... • Crohn disease ... • Behcet disease ... Legionnaire's disease ... Non-Infectious Diseases
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
Sarcoidosis Stage 1 - Bilateral ... disease with infiltrates ... gland sweling, fever ... #Sarcoidosis #Diagnosis ... Stages #Staging #Signs
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... acute cardiac disease ... edema • BNP level ... ischemic changes CXR ... Transfusion-related acute lung
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... Disease, Interstitial ... Disease and more ... Disease Unremarkable ... #differential #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... angioinvasive disease ... • CT: Halo sign ... Infections #HIV #AIDS
Based on the images alone, it is usually not possible to determine the cause of the
with low oxygen level ... nodular interstitial lung ... disease, that is ... #Clinical #Diagnosis ... #Radiology #CXR
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Look for other signs ... may still have a normal ... chronic heart disease ... #Diagnosis #Radiology ... #Pulmonary #CXR