120 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... Embolism, Obstructive Lung ... , Interstitial Lung ... #differential #diagnosis
What's in a Blood Gas? VBG vs ABG

BOTTOM LINE: VBG is less painful, more easily obtained
very well, and PvCO2 ... #EBM #Diagnosis ... Differences #Versus #Comparison ... #PH #PCO2 #Studies
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
• PvCO2 - Mixed ... venous CO2 • ... PaCO2 - Arterial ... intubation, single lung ... waveforms #patterns #diagnosis
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
looks like (pH, PaCO2 ... #Correlation #Comparison ... #pH #pCO2 #Diagnosis
Lung Ultrasound in COVID 19 symptoms and a history of COPD

FAMUS @FAMUSultrasound

#Lung #Ultrasound #COVID19 #POCUS #COPD
Lung Ultrasound ... FAMUSultrasound #Lung ... Ultrasound #COVID19 #POCUS ... COPD #Algorithm #Comparison ... #Diagnosis
Lung Ultrasound in COVID 19 symptoms and a history of heart failure

FAMUS @FAMUSultrasound

#Lung #Ultrasound #COVID19 #POCUS
Lung Ultrasound ... FAMUSultrasound #Lung ... Ultrasound #COVID19 #POCUS ... #CHF #Comparison ... #Algorithm #Diagnosis
Barcode Sign in Pneumothorax on POCUS - M-Mode

seashore sign: normal lung sliding

barcode/stratosphere sign: pneumothorax 

#Pneumothorax #Barcode
Pneumothorax on POCUS ... seashore sign: normal lung ... Barcode #Sign #POCUS ... #Diagnosis #Comparison
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
Assessing for CO2 ... Transition as CO2 ... - Arterial CO2 ... the heart to the lung ... interpretation #patterns #diagnosis
Lung Auscultation and Physical Exam Findings in Selected Lung Disorders

#PhysicalExam #Auscultation #Pulmonary #Percussion #Dullness #Fremitus #BreathSounds
Lung Auscultation ... Findings in Selected Lung ... #Transmitted #Comparison ... #Table #Lung #Diagnosis
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
arterial oxygen (PaO2 ... compensate for low PaO2 ... #differential #diagnosis ... #comparison #pulmonary