17 results
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 ... (AIP) Other ILDs ... #diagnosis #differential ... #pulmonary #causes
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... - Dynamic air ... Distress Syndrome (ARDS ... #differential # ... #POCUS #ultrasound
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... : Pulmonary edema ... , ARDS, interstitial ... lung disease, interstitial ... #ultrasound
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
edema; ARDS, Metastatic ... disease, Pulmonary ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... #diseases #differential
Air Bronchograms in Pneumonia on Lung Ultrasound

Pearl: When lung looks like liver, it's never a good
Lung Ultrasound ... CXR in video for ... #Lung #Ultrasound ... #clinical #pocus ... #Pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework Disease ... angioinvasive disease ... factor • May cause ... #pulmonary #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... ) • CXR upright ... lat decubitus - air ... #Abscess #pulmonary ... #differential #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... : Atelectasis, ARDS ... , Pneumonia and ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... respiratory drive due to neurologic ... diseases, pulmonary ... : Pneumonia, asthma ... Failure #hypoxia #Differential
Dynamic Air Bronchograms on Lung on Point of Care Ultrasound

The mesmerizing and oddly satisfying appearance of
Dynamic Air Bronchograms ... helpful finding to differentiate ... pneumonia from ... #pulmonary #clinical ... #ultrasound #pocus