22 results
Textbook progression Of EKG changes in Hyperkalemia. In reality, EKGs are far 
more variable and unpredictable.
Textbook progression ... Of EKG changes ... in Hyperkalemia. ... #Hyperkalemia #Progression ... #EKG #ECG #Electrocardiogram
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
Typical ECG changes ... associated with hyperkalemia ... note that ECG changes ... #changes #progression ... #ekg #electrocardiogram
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization; changes ... repolarization causes ... in conduction causes ... #Progression #Table
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... potassium and ECG changes ... blocks, QRS axis shift ... , Progressive widening ... , asystole #hyperkalemia
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Agents to Treat Hyperkalemia ... • Mechanism: Exchanges ... constipation, diarrhea, nausea ... ); nausea, vomiting ... #pharmacology #table
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Intracellular Shift ... kiwis, mangoes, oranges ... differential #diagnosis #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Intracellular Shift ... kiwis, mangoes, oranges ... differential #diagnosis #causes
Causes of Hypokalemia

Hypokalemia results from abnormal losses, transcellular shifts, or insufficient intake (Table 1).6–8 Abnormal losses
Causes of Hypokalemia ... transcellular shifts ... insufficient intake (Table ... rarely the sole cause ... #Differential #Causes
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Wave in V1 • Shift ... Non-specific ST-T Changes ... diagnosis #cardiology #electrocardiogram
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... • LDH ↑ • Hyperkalemia ... Shift of extracellular ... per day until stable ... Diagnosis #Management #causes