28 results
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... ); nausea, vomiting ... patients sensitive to high ... of aspiration #Potassium ... pharmacology #table #comparison
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
vs Hyperacute MI ... - Hyperkalemia ... #Hyperacute #MI ... #clinical #cardiology ... electrocardiogram #comparison
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Recent IV potassium ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
• Treat the cause ... and parenteral potassium ... Intracellular K+ Shift ... Algorithm #treatment #potassium ... #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Recent IV potassium ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... , in states of hypokalemia ... Pathophysiology #cardiology
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
POCUS) to CT or MRI ... considerations for high-risk ... #Diagnosis #Radiology ... #Limitations #Comparison
Pelvis Insufficiency fractures
 - Back pain consistently one of the top three most common ER chief
a major pelvic cause ... often require MRI ... - High morbidity ... Pelvic #diagnosis #radiology ... #mri
Pericarditis can be seen on EKG with diffuse ST elevations without reciprocal changes along with diffuse
often follows a URI ... pericarditis is high ... Alternatively, high ... in refractory cases ... #Pericarditis #Cardiology
Causes of Wide Pulse Pressure - Differential Diagnosis
Physiologic:
 • Advanced age-arteriosclerosis (less compliant arteries)
 • Well
Causes of Wide Pulse ... intravascular hypovolemia ... Hyperdynamic circulation/High ... Differential #Diagnosis #causes ... #cardiology