11 results
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... intoxication - Hyperkalemic ... chemotherapy - Rhabdomyolysis ... /crush injury* ... #Causes #diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Burns • Trauma/Crush ... • Recent IV potassium ... lysis syndrome - Rhabdomyolysis ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Burns • Trauma/Crush ... • Recent IV potassium ... lysis syndrome - Rhabdomyolysis ... differential #diagnosis #causes ... #potassium #high
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - ... Immobilization, Crush ... Monitor potassium ... Dialysis for severe hyperkalemia ... Management #Summary #causes
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - ... Management Summary Causes ... Immobilization - Crush ... Monitor potassium ... Diagnosis #Management #causes
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... production: TLS, Crush ... : Blood draw error ... Differential #Diagnosis #Causes ... #potassium #high
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... fatigue Heat Rash ... Liver injury, Rhabdomyolysis ... Hypocalcemia - Hyperkalemia ... differential #diagnosis #causes
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Weakness, cramping, nausea ... Lysis (TLS, rhabdo/crush ... tourniquet / IVF line draw ... only if no clear cause ... Management #Treatment #potassium
Rhabdomyolysis - Differential Diagnosis Framework
Rhabdomyolysis = Destruction of skeletal muscle with leakage of contents into circulation.
Rhabdomyolysis - ... Diagnosis Framework Rhabdomyolysis ... Diagnosis: • Trauma: Crush ... Electrolytes: Hypokalemia ... Differential #Diagnosis #Causes
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
maculopapular rash ... Causes purpura & ... TRALI): Leading cause ... Hypocalcemia, Hyperkalemia ... products contain potassium