45 results
Instructions on how to perform the swinging light test to detect a relative afferent pupillary defect.

http://www.cmaj.ca/content/early/2015/01/05/cmaj.140685

Normal
Begin with dark room ... Both pupils should ... Begin with dark room ... Both pupils should ... #Diagnosis #PhysicalExam
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
segmental nerve root ... single spinal nerve root ... sphincter tone should ... Myotomes #SpinalCord #Diagnosis ... #Neurology #Localization
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
: Due to nerve root ... Guillain-Barre Diagnosis ... intrathecal spinal nerve roots ... #diagnosis #management ... #treatment #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Roos' Test for Thoracic Outlet Syndrome

To perform the Roos' Test abduct the shoulders to 90 degrees,
Roos' Test for Thoracic ... Outlet Syndrome ... To perform the Roos ... Test abduct the shoulders ... #PhysicalExam #
Roos' Test for Thoracic Outlet Syndrome

Roos' Test - abduct the shoulders to 90 degrees, flex the
Roos' Test for Thoracic ... Outlet Syndrome ... Roos' Test - ... abduct the shoulders ... #PhysicalExam #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... Clinicians should ... , Gitelman's syndrome ... #differential #diagnosis ... algorithm #causes #nephrology
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Brown—Séquard syndrome ... Individual sensory root ... #Diagnosis #Neurology ... Review in Clinical Neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
and paralysis should ... If present, it should ... , Gitelman syndrome ... #Hypokalemia #diagnosis ... differential #potassium #nephrology
Instructions for Proper Office Blood Pressure Measurement
Conditions
 • Quiet room with comfortable temperature.
 • Before measurements:
Instructions for ... Conditions • Quiet room ... patient nor staff should ... #hypertension #Instructions ... office #ambulatory #diagnosis