14 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... insufficiency/Failure ... differential #diagnosis #causes ... #potassium #high
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Lactate > 1.5 High ... Insufficiency, Liver Failure ... Medications, Spinal Cord Injury ... Differential #Diagnosis #criticalcare ... #algorithm #treatment
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... insufficiency/Failure ... differential #diagnosis #causes ... #potassium #high
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Differential Diagnosis Algorithm ... Drug-induced • High ... Chronic renal failure ... Sarcoidosis • Hypercalcemia ... endocrinology #causes
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Differential Diagnosis Algorithm ... Chronic renal failure ... • NSAlDs #Hyperkalemia ... #Causes
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 #
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
is identified (video ... Workup for cause ... diastolic heart failure ... EtOH causes thiamine ... AorticRegurgitation #Diagnosis #PhysicalExam
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... diuresis can be high ... : Hypovolemia, Hypervolemia ... perfusion (Heart failure
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
sweat Heat Injury ... AKI - Liver failure ... damage (AKI, Liver injury ... High body temperatures ... Hypocalcemia - Hyperkalemia
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 ... Differential #Diagnosis #High