9 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... reactions Common ... reaction - Tumor ... #differential #diagnosis ... #causes #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... reactions Common ... reaction - Tumor ... #differential #diagnosis ... #causes #potassium
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Tissue injury • Hemolysis ... intake • Blood transfusion ... of injection Decreased ... #Causes
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Transfusion Thresholds ... Transfusion Reaction ... Transfusion Reaction ... Hypocalcemia, Hyperkalemia ... #diagnosis #management
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Transfusion Reaction ... Transfusion Reaction ... Transfusion Reaction ... Hypocalcemia, Hyperkalemia ... #diagnosis #management
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Differential Diagnosis ... to Aldosterone: K ... Crush injury, Hemolysis ... #Causes #potassium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... injury, ischemia, hemolysis ... , transfusions), ... Pseudohyperkalemia - hemolysis ... only if no clear cause
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... Tourniquet use - Hemolysis ... Potassium-containing drugs - Transfusion ... tissue necrosis Decreased ... #Causes #diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... DIC/TTP/HUS - Hemolytic ... necrosis) • VIT K ... Fragility: • Decreased ... fever • Drug reactions