16 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Burns • Trauma/Crush ... • Recent IV potassium ... differential #diagnosis #causes ... #potassium #high
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... production: TLS, Crush ... : Blood draw error ... Differential #Diagnosis #Causes ... #potassium #high
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... intoxication - Hyperkalemic ... Rhabdomyolysis/crush ... acidosis) #Hyperkalemia ... #Causes #diagnosis
Hyperkalemia - Differential Diagnosis Framework

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

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Immobilization - Crush ... • LDH ↑ • Hyperkalemia ... Monitor potassium ... Diagnosis #Management #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
Kussmaul's Sign on Physical Exam

What’s the diagnosis?
Severe biventeicular failure with + Kussmaul sign! NICM. No constriction!

-
infarct, and other rarer ... causes of right-sided ... Kussmauls #Sign #physicalexam ... #clinical #video
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Immobilization, Crush ... Monitor potassium ... Dialysis for severe hyperkalemia ... Management #Summary #causes
Posterior Drawer Test for Posterior Cruciate Ligament (PCL) Injury on Knee Examination 

The Posterior Drawer Test
Posterior Drawer ... on the table, push ... Video via @open_michigan ... Ligament #PCL #Knee #PhysicalExam ... #clinical #video
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... fatigue Heat Rash ... Hyperventilation, Dizziness, Nausea ... Hypocalcemia - Hyperkalemia ... differential #diagnosis #causes