13 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... Hepatocellular injury ... 2: Cholestatic injury ... #FunctionTest # ... LFTs #Elevation
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... • Normal • ... #Pulmonary #FunctionTests ... Interpretation #Algorithm
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... Differential Diagnosis Algorithm ... Bilirubin - +/- elevation ... function may be abnormal ... Enzyme Elevation
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Bilirubin - +/- elevation ... - If both are normal ... or amyloid: • Elevation ... of ALP • Near normal ... Enzyme Elevation
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Differential Diagnosis Algorithm ... Traumatic brain injury ... Encephalitis, Brain Abscess ... Hypoxia, Uremia, Liver ... Differential #Diagnosis #Algorithm
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... initial response to abnormal ... magnitude of enzyme elevation ... #Algorithm #Hepatology
C-REACTIVE PROTEIN
Discovered by Tillett & Francis in 1930. First identified as a substance in the serum
synthesized by the liver ... than 0.3 mg/L: Normal ... 0.3 to 1.0 mg/L: Normal ... or minor elevation ... Recent injury or
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
NORMAL PLASMA OSMOLALITY ... Assess volume status ... HYPERVOLEMIC • CHF • liver ... Diagnosis #Workup #Algorithm
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate Elevation ... or renal injury ... assessment - assess ... Causes of Lactate Elevation ... Injury: • Reduced
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
below the site of injury ... below the site of injury ... • Gait is abnormal ... TB - Spinal abscess ... differential #algorithm