8 results
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... Elevation == Decreased ... Iron, B-12, or folate ... Content • RBC Transfusions ... blood loss • Hemolytic
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Transfusion Thresholds ... Causes purpura & ... TRALI): Leading cause ... Hypocalcemia, Hyperkalemia ... diagnosis #management #hematology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Tissue injury • Hemolysis ... intake • Blood transfusion ... of injection Decreased ... MCW_Nephrology #HyperKalemia
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Causes purpura & ... TRALI): Leading cause ... Hypocalcemia, Hyperkalemia ... more likely to cause ... diagnosis #management #hematology
Etiologies of Folate Deficiency
 • Decreased dietary intake - uncommon in this era
 • Increased requirements
Deficiency • Decreased ... pregnant have hemolytic ... that can cause ... anticonvulsants lead to increase ... differential #diagnosis #hematology
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
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Diagnosis Framework HEMATOLOGIC ... • Paraplegia (late ... Hyperphosphatemia • Hyperkalemia ... Hypocalcemia Hypercalcemia ... • Vomiting, decreased
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
injury, ischemia, hemolysis ... , transfusions), ... Pseudohyperkalemia - hemolysis ... badness): Peak T, flat ... only if no clear cause