13 results
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
Asthma, Asthma-COPD ... Overlap and COPD ... The diagnosis of COPD ... symptoms, and spirometry ... ACO = asthma-COPD
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... between attacks COPD ... Hyperresonance, Hypoxemia ... Subxiphoid PMI • COPD ... EricsMedicalLectures/ #Asthma #COPD
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Disease (Asthma, COPD ... #Diagnosis #Algorithm ... #Causes #Pulmonary
Factors that May Affect Fetal Oxygenation - Differential Diagnosis Algorithm

Excessive Uterine Activity:
 • Hyperstimulation
 • Placental
Differential Diagnosis Algorithm ... Fetal O2 Carrying Capacity ... Hypoventilation • Respiratory ... #Oxygenation #Hypoxia ... #Causes #Obstetrics
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
Hypophosphatemia and Hypoxia ... tissues--> Tissue hypoxia ... Phosphate is a cause ... phosphorus is seen in COPD ... patients with COPD
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... : Decreased respiratory ... direction leads to hypoxemia ... , asthma, COPD, ... #Failure #hypoxia
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Respiratory Acidosis ... obstruction • COPD ... CO2 production Respiratory ... alkalosis drive • Hypoxemia ... acidbase #workup #algorithm
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Differential Diagnosis Algorithm ... Disease and/or Hypoxemia ... : • COPD • Interstitial ... #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Respiratory or Metabolic ... of Respiratory ... , pain, fever, hypoxia ... with associated hypoxia ... lung disease (COPD
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Breathing Normal The respiratory ... consider infarction, hypoxia ... , drug-induced respiratory ... include respiratory ... bronchitis, and COPD