42 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Axillary Nerve Shoulder ... Radial Nerve Fingers ... Gluteal Nerve Knee ... #Orthopedics #Neurology ... #Diagnosis
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
Finger Flexion ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... #differential #diagnosis ... #Neurology #Spine
Predicting a Difficult Airway
Prior to attempting intubation one should assess the airway. 
3-3-2 rule indicates normal
intubation one should ... - 3 finger breadths ... - 3 finger breadths ... based on which parts ... Preop #Anesthesia #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... cup") which should ... dorsally and no longer ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... , C8 (radial) Finger ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Pediatric Primitive Reflexes - Maneuver and Ages

Palmar Grasp Reflex
 - Place your fingers into the baby's
- Place your fingers ... will flex all fingers ... holding jaw over shoulder ... Pediatrics #Peds #Diagnosis ... #Neurology #PhysicalExam
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... The evaluation should ... include a: • Neurologic ... audiometry • Patients should ... signals in the inner
Nail Pathologies - Findings in or Near Nails

Paronychia 

A superficial infection of the proximal and lateral
Findings in or Near ... White Spots (Leukonychia ... nonuniform white spots ... Spots in the pattern ... Abnormal #Pathology #Diagnosis
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Elbow extension → shoulder ... wrist dorsiflexion/finger ... extension → shoulder ... #physicalexam #sports ... #orthopedics #neurology
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... well-localized, dull, longer ... Pain #Mechanisms #Neurology ... #Differential #Diagnosis