11 results
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Respiratory Acidosis ... obstruction • COPD ... gap metabolic acidosis ... acidbase #workup #algorithm ... respiratory #bloodgas #interpretation
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Tests (PFTs) - Interpretation ... Algorithm • Normal ... Non-Emphysematous COPD ... Emphysematous COPD
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Testing (PFT) Interpretation ... Algorithm Restrictive ... #Pulmonary #Function ... #Algorithm #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
for Blood Gas Interpretation ... For Metabolic Acidosis ... Metabolic acidosis ... - Vomiting, NG suction ... lung disease (COPD
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... Vomiting/nasogastric suction ... acidosis: Chronic ... acidosis: Diabetic ... Differential #Diagnosis #Algorithm
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... Vomiting/nasogastric suction ... acidosis due to ... acidosis, a high ... Chloride #urine #Algorithm
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
(Hx of COPD, OSA ... for Respiratory Acidosis ... Gas) (-) Likely Metabolic ... Bicarbonate #Elevated #metabolic ... #alkalosis #algorithm
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Excessive vomiting - Metabolic ... transport, renal function ... acidosis - Cl ... Differential #Diagnosis #Algorithm
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Differential Diagnosis Algorithm ... Tumor Lysis • Metabolic ... or Respiratory Acidosis ... Impaired Renal Function ... Differential #Diagnosis #Algorithm
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Differential Diagnosis Algorithm ... • Asthma • COPD ... Pneumonia • ARDS • COPD ... Hyperthyroidism • Metabolic ... Acidosis #Chronic