21 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Adduction - C6, C7 ... Reflexes: • Triceps ... • Biceps Jerk - ... Triceps power is ... Myotomes #diagnosis #neurology
Cranial Nerve Nuclei - Cross Sectional Anatomy
CN III - Oculomotor Nerve
CN IV - Trochlear Nerve
CN V
Sectional Anatomy CN ... Trochlear Nerve CN ... VII - Facial Nerve ... Nerve CN IX - ... CrossSectional #Anatomy #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... - C5, C6 • Triceps ... - C6, C7, C8 ... 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
Elbow Flexion Biceps ... Brachioradialis Reflex C7 ... Elbow Extension Triceps ... differential #diagnosis #Neurology
Inverted Triceps Reflex 
Triceps reflex testing elicited flexion rather than extension of the forearm. C7 lesion
Inverted Triceps ... Reflex Triceps ... C7 lesion was found ... on MRI - Neurology ... #Reflex #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
peripheral lesion of CN ... VII, the facial ... VII, exemplified ... #CNVII #CN7 #Peripheral ... #Bells #Palsy #Neurology
Cranial Nerve VII - Facial Nerve - Cross Sectional Nuclei Anatomy
 • Facial Nerve
 • Spinal
Cranial Nerve VII ... Spinal Nucleus of CN ... Facial #CNVII #CN7 ... CrossSectional #Anatomy #neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
Algorithm for evaluating ... ringenhancing #lesions #cns ... #differential #algorithm ... causes #radiology #neurology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Differential Diagnosis Algorithm ... Pulmonary Diseases, CNS ... Differential #Diagnosis #Algorithm ... #diagnosis #nephrology
Drug Induced Kidney Injury
 • Pre-Renal: NSAIDS, CNI, ACEI/ARB, IL-2 therapy, Diuretics CAR-T therapy
 • Osmotic
Pre-Renal: NSAIDS, CNI ... differential #diagnosis #algorithm ... #nephrology #Medications