20 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... insufficiency/Failure ... differential #diagnosis #causes ... #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... of High-anion Gap ... oxoproline) • Renal failure ... Hypokalemia ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Trauma/Crush injury ... insufficiency/Failure ... differential #diagnosis #causes ... #nephrology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory Failure ... : High altitude ... injury or sedatives ... hypoxemic respiratory failure ... #Respiratory #Failure
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Chronic renal failure ... • NSAlDs #Hyperkalemia ... IntercellularShift #Nephrology ... Diagnosis #Algorithm #Causes
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
papilledema, heart failure ... , neurologic disturbance ... or acute kidney injury ... disorders including hypokalemia ... Neurologic disorders
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 ... Treatment #potassium #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
congestive heart failure ... congestive heart failure ... congestive heart failure ... congestive heart failure ... congestive heart failure
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 ... diuresis can be high ... : Hypovolemia, Hypervolemia ... perfusion (Heart failure ... table #sodium #nephrology