34 results
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Study • Clotting tests ... • Clotting tests ... order for the test ... does not normalize ... diagnosis #hematology #pathophysiology
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Liver Chemistry Tests ... canalicular membrane (NOT ... increased synthesis, not ... Liver #Chemistry #Tests ... Bilirubin #Hepatology #Pathophysiology
The principal endocrine 'axes' and glands. Parathyroid glands, adrenal zona glomerulosa and endocrine pancreas are not
endocrine pancreas are not ... abbreviations see text ... Endocrinology #Pathophysiology
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever ... side (heel does not ... #Lellis #Test #Lever ... ligament #clinical #video
Complete PCL Tear on Physical Exam - Posterior Drawer Test

This is what a complete PCL year
Posterior Drawer Test ... Not subtle. ... partial tear may not ... Posterior #Drawer #Test ... #clinical #video
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
Epidemiology: • Rest ... Pathophysiology: ... tolerance • Pain is not ... perform provocative tests
Positive Hoffmann's sign (finger flexor reflex) in a patient with Multiple Sclerosis

The Hoffmann's reflex test itself
Hoffmann's reflex test ... individuals, and are not ... but these are not ... Abnormal #Clinical #Video
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... swinging-flashlight test ... sensitive diagnostic test ... , but not specific ... Neurology #Clinical #Video
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... Test if patient ... gaze deviation: Not ... • Carefully note ... meningoism (may not
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
While the pathophysiology ... knee flexion is not ... fact the sign is not ... Video by Dr. ... Meningitis #Clinical #Video