14 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
by flow-volume loops ... comparison, a normal ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... Patterns #Comparison #Normal
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
obstruction: • FEV1 ... 0.70 or lower • FEV1 ... lower limit of normal ... Reversibility on spirometry ... or greater in FEV
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
spirometry - FEV1 ... bronchodilator, Spirometry ... often normal or ... near normal between ... spirometry - FEV1
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Testing: Flow Volume Loop ... and persevered FEV1 ... flow with reduced FEV1 ... nickmmark #FlowVolume ... #Loops #pulmonary
The 2019 Global Initiative for Asthma (GINA) treatment strategy figure for adults and adolescents, annotated to
agonists; OCS: oral ... immunotherapy; FEV1 ... StepUp #Treatment #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses: • Normal ... • HTN Absent: Loop ... Differential #Diagnosis #Algorithm
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... Remote use of loop ... alkalosis - Normal ... salicylate poisoning • Normal ... Differential #Diagnosis #Algorithm
Medical Treatment Algorithm for Chronic Obstructive Pulmonary Disease
Initial medical treatment of chronic obstructive pulmonary disease (COPD)
Medical Treatment Algorithm ... outpatient setting with oral ... assessment test; FEV1 ... COPD #Treatment #Algorithm
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... syndrome Low-normal ... Distal RTA Low-normal ... High Urine Cl - Loop ... #differential #algorithm