15 results
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
curves comparing normal ... commonly available spirometers ... with tracings beginning ... Diagnosis #Pulmonary #Spirometry ... #Comparison
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... For comparison, ... a normal loop is ... Diagnosis #PFTs #Spirometry ... #Comparison #Normal
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... spirometry - FEV1 ... bronchodilator, Spirometry ... spirometry - FEV1 ... #Asthma #COPD #comparison
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Normal B. ... Diagnosis #PFTs #Spirometry ... FlowVolume #Loops #Patterns
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Abnormal Variability:
Fetal HR Tracing ... - Causes of Bradycardia ... • Sinusoidal Pattern ... FetalHeartRate #Tracing ... #Causes #Obstetrics
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Differential Normal ... Juvenile T wave pattern ... Typical patterns ... or ventricular pacing ... Differential #Diagnosis #Causes
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
of the type and pattern ... symptoms, and spirometry ... #Differences #Algorithm
Intrapartum Abnormal Fetal HR Tracing - Causes of Variability & Decelerations - Differential Diagnosis Algorithm
Minimal/Absent Variability
Intrapartum Abnormal ... Fetal HR Tracing ... - Causes of Variability ... hypoxia Sinusoidal Pattern ... #Causes #Obstetrics
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Early-repolarization pattern ... leads • S1Q3T3 pattern ... ST Elevation of Normal ... voltage Other Causes
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
Patients are trying ... maintain a near-normal ... airflow obstruction causes ... #BlueBloaters #Comparison