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

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

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • Recent IV potassium ... insufficiency/Failure ... differential #diagnosis #causes ... #potassium #high
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
, rhabdo/crush injury ... - Renal Failure ... only if no clear cause ... Definitive in ESRD or failure ... Management #Treatment #potassium
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... sweat Heat Injury ... AKI - Liver failure ... damage (AKI, Liver injury ... Hypocalcemia - Hyperkalemia
Approach to Possible Hypertensive Emergency

criteria required to diagnose hypertensive emergency
(1) Severe hypertension
 - Usually a MAP
mm is needed to cause ... - Acute kidney injury ... chronic renal failure ... Emergency #Diagnosis #Algorithm ... #CriticalCare #
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... neuromuscular injury ... Congestive heart failure ... oliguric kidney injury ... Diagnosis #High #Potassium
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
hypoTN, renal failure ... Causes purpura & ... Related Acute Lung Injury ... Hypocalcemia, Hyperkalemia ... products contain potassium
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
hypoTN, renal failure ... Causes purpura & ... Related Acute Lung Injury ... Hypocalcemia, Hyperkalemia ... products contain potassium
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
brain-dead or brainstem failure ... reported in some cases ... Lazarus #Reflex #PhysicalExam ... #clinical #video ... #neurology #criticalcare