86 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
dysfunction revealed by flow-volume ... 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 vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... Findings: Variably abnormal ... often normal or ... near normal between ... : Persistently abnormal
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Normal Blood Smear ... Target Cells, Normal ... WBCs - Normal ... Liver Function ... Deficiency - Abnormal
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Testing: Flow Volume ... Loop Patterns ... nickmmark #FlowVolume ... #Loops #pulmonary
HFrEF - Low Ejection Fraction on Physical Exam - Likelihood Ratios
 - Displaced Apical Impulse
 -
HFrEF - Low Ejection ... Fraction on Physical ... Apical Impulse - Abnormal ... - S3 Gallop - Normal
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Relative - Normal ... JAK-2 Positive - Low ... /Normal Erythropoietin ... Saturation 90%, Abnormal ... carboxyhemoglobin, Abnormal
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... TSH, Low normal ... • Low TSH, normal ... Scan • High or normal ... Hyperthyroidism #algorithm
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Remote use of loop ... alkalosis - Normal ... /low blood pressure ... mineralocorticoid-like effect) • Normal ... salicylate poisoning • Normal
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Differential Diagnosis Algorithm ... - Low/NormaI ... PHOSPHATE - Normal ... Hypomagnesemia - Normal ... Differential #Diagnosis #Algorithm