125 results
APRV - Overview 

Airway pressure release ventilation (APRV) uses prolonged periods of high continuous positive airway
Overview Airway pressure ... ventilation (APRV) uses ... high continuous positive ... airway pressures ... brief episodes of pressure
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Ocular Ultrasound ... Elevated Intracranial Pressure ... Pocus101 #Ocular #Ultrasound ... differential #diagnosis #radiology ... #ophthalmology
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
Non-Invasive Positive ... Pressure Ventilation ... mortality), Other causes ... CPAP - Continuous positive ... #NonInvasive #Positive
D-Sign on Ultrasound
Right Ventricular Pressure vs Volume Overload
Eccentricity Index (EI) = D2/D1
RV Overload “D Sign” EI
D-Sign on Ultrasound ... Right Ventricular Pressure ... Pocus101 #DSign #Ultrasound ... psax #diagnosis #cardiology
Causes of acute heart failure
 - Acute pressure overload (increased afterload, mechanical flow obstruction) 
 -
Causes of acute ... failure - Acute pressure ... #Differential #Causes ... #Diagnosis #Cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Physiologic Causes ... Pathologic Causes ... significantly positive ... Pathophysiology #causes ... #cardiology
Considerations for Crystalloids - 0.9% NS vs LR vs Plasma-Lyte
 - Causes hyperkalemia?
 - Safe to
Plasma-Lyte - Causes ... - Causes lactic ... - Can cause a NAGMA ... elevated intracranial pressure ... negative for AKI but positive
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
should identify any cause ... surgery related cause ... Airway • Check position ... POTENTIAL CAUSES ... levelling patient position
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... high intraocular pressure ... Cupping #fundoscopy #ophthalmology
The cardiac cycle describes each heart beat, incorporating relaxation and contraction. Phase one describes diastole and
& ventricular pressure ... low but atrial pressure ... Aortic pressure ... the aortic valve closes ... #Pathophys #Cardiology