180 results
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Lactated Ringers ... 28 mEq/L • Osmolarity ... 154 mEq/L • Osmolarity ... shift • Saline Causes ... • Saline May Cause
Crystalloid Composition - Normal Saline, Ringer's Lactate, Hartmann's Solution, PlasmaLyte

Ca2+ Mg2+ Cl- 
Acetate 
Lactate 
Gluconate 
Bicarbonate
Saline, Ringer's Lactate ... Cl- Acetate Lactate ... Bicarbonate Osmolarity ... #LR #Ringers #Lactated
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... /L High Urine Osmolality ... glucosuria Low Urine Osmolality ... Diagnosis #Algorithm #Causes
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
electrolyte abnormality caused ... Measuring the serum osmolality ... among the possible causes ... lower than 80% in cases ... in blood urea causes
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... The most common causes ... - Many other causes ... Causes of elevated ... Causes of Lactate
GOLDMARK - Mnemonic for Anion Gap Metabolic Acidosis
G - Glycols
O - Oxoproline
L - L-Lactate
D - D-Lactate
M
Oxoproline L - L-Lactate ... D - D-Lactate ... #differential #causes
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Diuresis Urine Osmolality ... > Serum Osmolality ... Diagnosis #Algorithm #Causes
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
30ml.kg-1 or blood lactate ... likely underlying cause ... including blood gas, lactate ... devices could have caused ... Check serial lactates
Considerations for Crystalloids - 0.9% NS vs LR vs Plasma-Lyte
 - Causes hyperkalemia?
 - Safe to
Plasma-Lyte - Causes ... - Causes lactic ... - Serum lactate ... - Can cause a NAGMA
High Anion Gap Metabolic Acidosis (HAGMA) - Differential Diagnosis - GOLDMARK

Glycols - ethylene and propylene glycol
Oxoproline
acetaminophen use L-lactate ... metabolism D-lactate ... salicylate toxicity causes