Podcast
Questions and Answers
What distinguishes a benediction hand from a claw hand when a patient attempts to make a fist?
What distinguishes a benediction hand from a claw hand when a patient attempts to make a fist?
- Neither hand shows any significant change in appearance.
- Both hands appear similar, making differentiation difficult.
- The benediction hand exhibits a noticeable proximal median neuropathy. (correct)
- The claw hand demonstrates a prominent ulnar nerve palsy.
Which nerve is primarily affected in a benediction hand?
Which nerve is primarily affected in a benediction hand?
- Radial nerve
- Musculocutaneous nerve
- Ulnar nerve
- Median nerve (correct)
When is an ulnar claw most readily observed?
When is an ulnar claw most readily observed?
- Only during specific hand movements
- When the wrist is flexed
- When attempting to make a fist
- At rest and when opening the palm (correct)
A patient presents with a hand deformity. When asked to make a fist, the deformity becomes significantly more pronounced. Which condition is this most suggestive of?
A patient presents with a hand deformity. When asked to make a fist, the deformity becomes significantly more pronounced. Which condition is this most suggestive of?
Which of the following is a key differentiating factor between benediction and claw hand when asking a patient to open their palm?
Which of the following is a key differentiating factor between benediction and claw hand when asking a patient to open their palm?
Flashcards
Benediction Hand
Benediction Hand
A hand posture that reveals median nerve dysfunction, especially when making a fist.
Claw Hand
Claw Hand
A hand posture where the fingers curl, commonly seen at rest due to ulnar nerve damage.
Proximal Median Neuropathy
Proximal Median Neuropathy
A condition where the median nerve is compressed near the elbow, affecting finger movement.
Ulnar Claw
Ulnar Claw
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Fist Test
Fist Test
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Study Notes
Distinguishing Hand Conditions
- Differentiation Method: To distinguish a benediction hand from a claw hand, ask the patient to make a fist and open their palm.
- Proximal Median Neuropathy: A proximal median neuropathy becomes apparent when attempting to clench a fist.
- Ulnar Claw Hand: An ulnar claw hand is visible at rest and when opening the palm.
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