Ace Your Internal Medicine Classes and Exams with Picmonic: #1 Visual Mnemonic Study Tool for Medical (MD/DO) Students

With Picmonic, facts become pictures. We've taken what the science shows - image mnemonics work - but we've boosted the effectiveness by building and associating memorable characters, interesting audio stories, and built-in quizzing. Whether you're studying for your classes or getting ready for a big exam, we're here to help.

Internal Medicine Medical (MD/DO) School Study Aid


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Nerve Palsies
8 Picmonics to Learn | 11 mins

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Nerve Palsies - Klumpke's Palsy
Nerve
C8 to T1 Roots
Lower Trunk
Causes
Upward Arm Force during Delivery
Adult Trauma
Grabbing Tree Branch to Break a Fall
Muscle Affected
Intrinsic Hand Muscles
Presentation
Claw Hand
1 min
Nerve Palsies - Erb's Palsy (Waiter's tip)
Nerves
C5-C6 Roots
Superior (Upper) Trunk
Causes
Lateral Traction on Neck during Delivery
Trauma in Adults
Functional Deficit
Deltoid
Infraspinatus
Biceps Brachii
Presentation
Waiter's Tip Deformity
1 min
Nerve Palsies - Winged Scapula
Nerve
Long Thoracic Nerve
Causes
Axillary Node Dissection in Mastectomy
Stab Wound
Muscle Affected
Serratus Anterior
Functional Deficit
Scapula Cannot Anchor to Thorax
Presentation
Inability to Raise Arm Above Head
1 min
Nerve Palsies - Thoracic Outlet Syndrome
Nerve
Compression of Brachial Plexus
Compression of Subclavian Vessels
Causes
Cervical Rib Abnormality
Trauma
Weight Lifters
Pancoast Tumor
Presentation
Edema
Claw Hand
Pain
1 min
Nerve Palsies - Pope's Blessing
Nerve
Proximal Median Nerve
Causes
Supracondylar Fracture of Humerus
Functional Deficit
Loss of Flexion of Thumb, Pointer and Middle Finger
Presentation
Trouble Making a Fist
Hand Resembles Popes Blessing on Flexion
Complications
Atrophy of Thenar Eminence
1 min
Nerve Palsies - Median Claw
Nerve
Distal Median Nerve
Causes
Carpal Tunnel Syndrome
Deficit
Unable to Extend Thumb, Pointer and Middle Finger
Presentation
Clawing of Digits 1-3
Tinels Sign
Phalens Sign
Complication
Atrophy of Thenar Eminence
1 min
Nerve Palsies - OK Gesture
Nerve
Proximal Ulnar Nerve
Causes
Fracture Medial Epicondyle of Humerus (proximal injury)
Deficit
Unable to Flex 4th and 5th Digits
Presentation
Trouble Making a Fist
Resembles OK gesture
Complication
Hypothenar Atrophy
1 min
Nerve Palsies - Ulnar Claw
Nerve
Distal Ulnar Nerve
Causes
Fracture Hook of Hamate (distal injury)
Cyclists
Compression Guyon's Canal
Functional Deficit
Unable to Extend 4th and 5th Digits
Presentation
Hand Resembles Ulnar Claw on Extension
Complications
Atrophy of Hypothenar Eminence
1 min

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