415 results
Cardiac Arrest - H's and T's

HYPOVOLEMIA 
HYPOXEMIA 
HYPERKALEMIA 
HYPOKALEMIA 
H+ EXCESS
HYPOTHERMIA 

TENSION PNEUMOTHORAX 
TAMPONADE - CARDIAC
#Differential #Diagnosis ... #Resus #HsTs #CodeBlue
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
Limitations • Sp02 ... pulse oximeter • SaO2 ... ABG device • SaO2 ... Measurement #pulmonary #diagnosis
Pulse oximetry and Capnography:

Essential tools for monitoring respiratory health, but they serve different purposes:

Pulse Oximetry: 
Measures
oxygen saturation (SpO₂ ... Normal SpO₂ is 95 ... While SpO2 monitors ... #EtCo2 #SpO2 #Pulseoximetry ... respiratoryarrest #codelue
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
measured on ABG) SaO2 ... output) - Low SvO2 ... Low CaO2 → Low SvO2 ... High PaO2, High SvO2 ... #differential #diagnosis
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
oxyhemoglobin saturation (SvO2 ... x 13.4 x Hb x SaO2 ... 13.4 x Hb conc x [SaO2 ... – SvO2]) RA pressures ... Interpretation #Diagnosis
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
What's the diagnosis ... Retrobulbar "spot ... #Clinical #POCUS
Fine Ventricular Fibrillation on POCUS Echocardiogram (S4C) with Saline Contrast
POCUS may help you to spot fine
Fibrillation on POCUS ... Saline Contrast POCUS ... may help you to spot ... Fibrillation #VFib #POCUS
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... Embolus #Clinical #POCUS
Management of Apnea in Procedural Sedation
 • Apnea Definition: The cessation of breathing for more than
desaturations (SPO2 ... Risk Factors, Diagnosis
Cardiac POCUS.  #diagnosis #em #cardiology #pocus
Cardiac POCUS. ... #diagnosis #em # ... cardiology #pocus