19 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Alkalosis Step 3 - Compensation ... compensation ... • Respiratory compensation ... Metabolic acidosis ... Acetazolamide Causes
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
pH < 7.35) • Metabolic ... Acidosis (HCO3 ... • Respiratory Acidosis ... Diagnosis #Algorithm #Causes ... #Compensation
Renal tubular acidosis (RTA): refers to a group of conditions all of which cause the same
Renal tubular acidosis ... end result: a metabolic ... acidosis that has ... different types/causes ... Features #Table #Comparison
Toxic Alcohol Ingestion
Alcoholic ketoacidosis - Methanol - Ethylene glycol - Isopropyl Alcohol
 • Metabolic Acidosis
 •
Isopropyl Alcohol • Metabolic ... Acidosis • Osmolar ... Ingestion #diagnosis #toxicology ... #comparison #table
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
no respiratory cause ... show anion-gap metabolic ... acidosis 4) Presentation ... Aspirin #Toxicity #Toxicology ... diagnosis #management #Treatment
Considerations for Crystalloids - 0.9% NS vs LR vs Plasma-Lyte
 - Causes hyperkalemia?
 - Safe to
- Causes lactic ... acidosis? ... patients with a metabolic ... acidosis? ... #indications #comparison
Occult Causes of Non-Response to Vasopressors

vital disclaimer: the cognitive response to hypotension should not be reaching
hypotension is treatment ... non-responders: - acidosis ... occult bleeding - toxicologic ... - 2nd cause shock ... #Differential #Causes
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Saline (NS) - Comparison ... development of metabolic ... shift • Saline Causes ... • Saline May Cause ... Normal #Saline #NS #comparison
 Acute Iron Poisoning

There are five classically described phases of toxicity:
Gastrointestinal phase (~6 hours post-ingestion)
 -
Abdominal pain, nausea ... acidosis (12-48 ... - Anion gap metabolic ... acidosis with both ... Poisoning #Toxicity #Toxicology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Elevation, Lactic Acidosis ... impairment of cellular metabolism ... sweat) - its metabolism ... perfusion - shock->treatments ... before beginning treatment