84 results
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... sliding/barcode sign ... pleura in severe cases ... Respiratory Distress Syndrome ... #findings
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
, pulmonary congestion ... disease, idiopathic pulmonary ... due to alveolar syndrome ... fibrotic alveolar syndrome ... Correlation #Table #ILD #Findings
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
Lung Findings on ... alveoli as seen in pulmonary ... words louder #Lung ... #Findings #Pulmonary ... PhysicalExam #diagnosis #signs
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... • Interstitial lung ... Hypoventilation Syndrome ... #Causes #Pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Diagnosis Definition: A ... surrounded by a ... • Infectious Causes ... Dermatomyositis, Lung
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Differential Diagnosis Algorithm ... Pneumonectomy • Trapped lung ... Malignancy • Pulmonary ... #Hepatology #causes
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Differential Diagnosis Algorithm ... Superior vena cava syndrome ... • Interstitial lung ... #Causes
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Differential Diagnosis Algorithm ... • Diffuse Lung ... Respiratory Distress Syndrome ... • Chronic Lung ... Differential #Diagnosis #Algorithm
COVID-19 Findings on Lung ultrasound
 - Thickened pleural line
 - B lines (multifocal, discrete, or confluent)
COVID-19 Findings ... alveolar interstitial syndrome ... ill patients; A ... patients with pulmonary ... POCUS #Diagnosis #Signs
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Left Shunt - Anatomic ... Hepatopulmonary Syndrome ... Embolism, Obstructive Lung ... , Interstitial Lung