121 results
T Waves: Benign Early Repolarization vs Hyperacute T Waves vs Peaked T Waves 

BER = Notching
Hyperacute T Waves vs Peaked ... Disproportionally tall, broad Peaked ... symmetrically peaked ... BenignEarlyRepolarization #Comparison
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
Typical ECG changes ... → Peaked T wave ... QRS duration, Peaked ... note that ECG changes ... hyperkalemia #ECG #changes
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
potassium and ECG changes ... mmol/l - Tall, "peaked ... 6.6-8.0 mmol/l - Peaked
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization; changes ... repolarization causes peaked ... Hyperkalemia #EKG #ECG #Changes
Chronic prepatellar bursitis with chronic changes.

MCW EM Ultrasound @ https://twitter.com/MCW_EM_US

#Chronic #prepatellar #bursitis #POCUS #Knee #Ultrasound
bursitis with chronic changes ... prepatellar #bursitis #POCUS
Posterior chamber pathology comparison on Ocular POCUS:
- vitreous hemorrhage
- vitreous detachment
- retinal detachment

#Posterior #chamber #pathology #Ocular
chamber pathology comparison ... on Ocular POCUS ... pathology #Ocular #POCUS ... Detachment #Hemorrhage #Comparison
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... electrocardiogram #comparison
Diuretic Electrolyte Excretion Effects 
Diuresis, Na+, K+, Mg2+, Ca2+, Cl-, HCO3-, Uric Acid
 - Thiazide Type
Epithelial Sodium Channel ... #pharmacology #comparison
Spectrum of Glomerular Diseases
Nephrotic - Mechanism:
 • Injury to podocytes
 • Changed architecture: Scanning. Deposition of
podocytes • Changed ... nephritic #nephrotic #comparison
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics - Sodium Channel ... Antiarrhythmics #Sodium #Channel ... pharmacology #table #comparison