9 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... 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
Loops - Common Patterns ... Normal B. ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... for Transaminitis ... Hepatocellular Pattern ... AST): • US - Normal ... #Elevated #Abnormal
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Evaluation abnormal ... - Cholestatic Pattern ... Hepatocellular Pattern ... #LFTs #transaminits ... #differential #algorithm
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Levels: > 50x normal ... Hepatitis > 20x normal ... Thrombosis 5-10x normal ... muscle 2-5x normal ... #transaminitis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Differential Diagnosis Algorithm ... disease US — Normal ... • Others #LFTs ... Differential #Diagnosis #Algorithm
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... specificity to elevated ... - If both are normal ... of ALP • Near normal ... differential #Hepatology #transaminitis
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... initial response to abnormal ... evaluation of the pattern ... *Abnormal USS may ... #LFTs #Abnormal
Possible approach to empiric anticoagulation in COVID-19

Is D-dimer above '"1,000-2,000 ng/ml?
Contraindication to anticoagulation?
Check fibrinogen level and/or
thromboelastography (TEG) Normal ... R-time low or normal ... Fibrinogen level is normal ... or elevated Hypo-coagulable ... #criticalcare #algorithm