9 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 ... #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 #Patterns
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Function Tests (PFTs ... ) - Interpretation ... Algorithm • Normal ... FunctionTests #PFTs ... #Interpretation
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
) Interpretation ... Algorithm Approach ... at Flow-Volume Loop ... FEV1/FVC < 70% (obstruction ... #Interpretation
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
• Low TSH, Low normal ... • Low TSH, normal ... Scan • High or normal ... Hyperthyroidism #algorithm ... #TSH #Interpretation
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Function Tests (LFTs ... ) - Normal Values ... and Interpretation ... DBili) - Biliary obstruction ... Laboratory #Values #Interpretation
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Chemistries - Interpretation ... Cholestasis / Obstructive ... - elevation Obstruction ... - If both are normal ... of ALP • Near normal
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... initial response to abnormal ... *Abnormal USS may ... extrahepatic biliary obstruction ... #LFTs #Abnormal
Peripelvic Cyst on Renal POCUS
60s f admitted with acute pyelonephritis, CT scan reveals no hydronephrosis/stone/abscess, continues
A/P w IV con: abnormal ... LFTs normal Diagnosed ... hydronephrosis POCUS interpretation ... Ureteroscopy revealed obstruction ... Obstruction attributed
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