13 results
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Diagnosis Algorithm ... 2 (Na meq/L + K ... solute intake (e.g ... Differential #Diagnosis #Algorithm ... #nephrology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... prolonged PR and QT ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Emergent Hyperkalemia ... Treatment Algorithm ... ECG changes, weakness ... ) ECG changes ... #Treatment #Algorithm
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Differential Diagnosis Algorithm ... diuresis (see Polyuria ... scheme) e.g., mannitol ... Hypernatremia #Nephrology ... Differential #Diagnosis #Algorithm
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... SGLT2 inhibitors (e.g ... Hereditary, Lithium, Hypercalcemia ... Polyuria Mimics ... Diagnosis #Causes #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Differential Diagnosis Algorithm ... concentration (e.g ... #Nephrology #Differential ... #Diagnosis #Algorithm
KDIGO Treatment algorithm for management of acute hyperkalemia in the emergency department
 • Place on cardiac
KDIGO Treatment algorithm ... management of acute hyperkalemia ... monitor 12-lead ECG ... depletion • Consider K+ ... potassium #high #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... heparinized tube) • ECG ... Elimination (see Table ... Terbutaline 7 µg/kg ... Treatment #potassium #nephrology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... polyneuropathy (e.g ... differential #diagnosis #table ... #neurology
Diagnostic Algorithm for the Patient with Seizure in the Emergency Department
Does the history suggest a seizure?
Diagnostic Algorithm ... additional symptoms (eg ... speech abnormality, etc ... Postictal state #Algorithm ... Seizure #management #Neurology