2008 results
Capnography Waveforms
Sudden loss of waveform
 • ET tube disconnected, dislodged, kinked or obstructec
 • Loss of
Asthma • COPD Hypoventilation ... Hyperventilation ... Capnography #Waveforms #Interpretation
Table of Breathing Patterns and Their Associated Conditions
Apnea
Biot's respirations
Bradypnea
Cheyne-Stokes respirations	
Hyperpnea
Hyperventilation
Hypoventilation
Kussmaul respirations
Orthopnea
Paradoxic ventilation
Sighing respirations
Tachypnea
Hoover's sign

#Breathing #Patterns #Diagnosis
respirations Hyperpnea Hyperventilation ... Hypoventilation
CAPNOGRAPHY 
Provides a measure of ventilation – or concentration of CO2 exhaled air (aka end tidal
Apnea or hypoventilation ... detect Apnea or hypoventilation ... #curarecleft #hypoventilation ... #hyperventilation
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... Atelectasis Central Hypoventilation ... Hypothyroidism Peripheral Hypoventilation ... • Obesity Hypoventilation ... Differential #Diagnosis #Algorithm
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Tests (PFTs) - Interpretation ... Algorithm • Normal ... FunctionTests #PFTs #Interpretation ... #Algorithm #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Disorders - Blood Gas Interpretation ... for Blood Gas Interpretation ... Delta: Delta Interpretation ... alkalosis: - Hyperventilation ... Asthma, Obesity hypoventilation
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

#Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Spirometry - PFT Interpretation ... Algorithm - ... Spirometry #PFTs #Interpretation ... #Algorithm #diagnosis
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Testing (PFT) Interpretation ... Algorithm Restrictive ... Testing #PFT #PFTs #Interpretation ... #Algorithm #diagnosis
Algorithm for Interpreting Urine Studies in a Patient with a Foley Catheter

- Dr. Catherine Liu

#Foley #Urinalysis
Algorithm for Interpreting ... Foley #Urinalysis #Interpretation ... UTI #Diagnosis #Algorithm
Interpretation of Hepatitis B Serologies 
HBsAg - HBcAb (total) - HBcAb (IgM) - HBsAb
Susceptible to HBV
Immune
Interpretation of ... diagnosis #hepatology #interpreation