50 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Algorithm by A-a Gradient ... Normal A-a Gradient ... compliance ↑ A-a Gradient ... (↑Shunting), ↓Perfusion ... pulmonary #Aa #Gradient
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Approach to the A-a Gradient ... A-a gradient = ... PAO2 - PaO2 A-a gradient ... A-a Gradient ≤ ... Disease and more • Diffusion
Hydronephrosis Grading
Grade I - Pelviectasis 
Grade II - Caliectasis (Major Calyces)
Grade III - Caliectasis (Minor Calyces)
Grade
Hydronephrosis Grading ... Thinning - POCUS ... Hydronephrosis #Grading ... radiology #ultrasound #pocus
Malignant Pericardial Effusion causing Tamponade on POCUS

Parasternal long with some RV collapse explaining this cancer patient's
Malignant Pericardial Effusion ... causing Tamponade on POCUS ... #Pericardial #Effusion ... Echocardiogram #POCUS ... #Clinical #PLAX
Relevant Sonopathology of the Parasternal Long Axis (PLAX) - Point of Care Ultrasound
 - Right Ventricular
Parasternal Long Axis (PLAX ... - Pericardial Effusion ... #Diagnosis #POCUS ... Parasternal #LongAxis #PLAX
Tree analogy to classify severity of hydronephrosis.

Dr. Alan Chiem https://twitter.com/atchiem

#Diagnosis #POCUS #RenalUltrasound #Hydronephrosis #Tree #Analaogy #Severity
#Diagnosis #POCUS ... Analaogy #Severity #Grading
Common MRI Sequences - Basic MRI Brain Interpretation

 • T1 Sequence - T1 is for anatomy.
Gradient Sequence ... - Gradient imaging ... So gradient is our ... Blood is black on gradient ... remember this bc gradient
Emergency physician interpretation of point-of-care ultrasound for identifying and grading of hydronephrosis in renal colic compared
identifying and grading ... VisualAbstract #POCUS
Diastolic Dysfunction Grading - Echocardiography
Grade 0  (Normal):
 • E/A >0.8, e’ > 8 cm/s, E/e’
Diastolic Dysfunction Grading ... Relaxation Speed - POCUS ... #Dysfunction #Grading ... diagnosis #cardiology #POCUS
Large pleural effusion on POCUS Echocardiogram - Parasternal Long Axis

On parasternal long axis, use the descending
Large pleural effusion ... on POCUS Echocardiogram ... Pleural effusions ... #POCUS #Echocardiogram ... #PLAX #clinical