11 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... 7.35) • Metabolic ... > 7.45) • Metabolic ... Alkalosis (HCO3 ... Alkalosis (pCO2
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Respiratory or Metabolic ... (AG) = {Na - (Cl ... Classically” noted with pulmonary ... #AcidBase #disorders
Tachypnea - Evaluation and Differential Diagnosis Algorithm
Alkalemia:
 • Acute Respiratory Alkalosis
 • Chronic Hypercapnic Respiratory Failure
Differential Diagnosis Algorithm ... AlkalosisChronic ... : • Metabolic Acidosis ... Differential #Diagnosis #Algorithm ... #Pulmonary
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
adding ~0.05 to pH ... chronicity (acute, chronic ... , or acute on chronic ... retention • Respiratory ... Ventilation • Respiratory
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
is metabolic; If ... is respiratory ... patient's acidosis is respiratory ... patient's acidosis is metabolic ... anion gap (Na - Cl
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
, CNS/muscular disorders ... ) Evaluate for Respiratory ... Alkalosis Urine ... Contraction Urine Cl ... #alkalosis #algorithm
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
show anion-gap metabolic ... History of acute or chronic ... , Diaphoresis, Pulmonary ... Alkalosis, High ... Resuscitation 2) Urine pH
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Differential Diagnosis Algorithm ... Insufficiency Metabolic ... • Renal Failure ... Obstructive Pulmonary ... • Somatization Disorder
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
resistance • Metabolic ... alkalosis • Familial ... Inhibitors of Na+K+2Cl ... Torsemide) • Acute pulmonary ... specific bleeding disorders
Causes of Failure to Thrive - Differential Diagnosis Algorithm
Adequate Calorie Consumption
 - Increased Losses:
Reflux • Renal ... Respiratory Failure ... Utilize: • Metabolic ... Disorders ... Renal Failure