180 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
• Mexion - C8 (median ... opp - C8, T1 (median ... ) Reflexes: ... Syndrome Wrist drop ... Myotomes #diagnosis #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Respiration None C5 Radial ... L2 Anterior Medial ... L3 Medial Femoral ... Extension None L4 Medial ... differential #diagnosis #Neurology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... → Refer to Nephrology ... cystoscopy • Refer ... to Nephrology if ... cause not identified
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand drop ... sleeping as in this case ... trauma_modern #Wrist #Drop ... #msk #sports #neurology
Lazarus Sign / Reflex in Brain Death - Head Flexion

The presence of this complex spinal reflex
Lazarus Sign / Reflex ... complex spinal reflex ... The Lazarus reflex ... their arms and drop ... BrainDeath #BrainDead #Neurology
Lazarus Sign / Reflex in Brain Death - Head Turn

The presence of this complex spinal reflex
Lazarus Sign / Reflex ... complex spinal reflex ... The Lazarus reflex ... their arms and drop ... BrainDeath #BrainDead #Neurology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... Loss of Corneal Reflex ... #Bells #Palsy #Neurology
Hyperkalemia Differential Diagnosis Algorithm

#Hyperkalemia #Differential #Diagnosis #Algorithm #PseudoHyperkalemia #Nephrology #Causes
Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... PseudoHyperkalemia #Nephrology ... #Causes
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... time, and can cause ... delusions and, in some cases ... upper lip in the median ... clinical #video #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Differential Diagnosis Algorithm ... oscillopsia) • Otitis Media ... Dizziness #Vertigo #Neurology ... #Causes