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Doctor insights on: Left Index Finger Numbness

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Dr. Mark Khorsandi
127 doctors shared insights

Finger Numbness (Definition)

Finger numbness is a clinical finding in which there is loss of ...Read more


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My left index finger is numb throughout the morning and turns black! what could be causing this?

My left index finger is numb throughout the morning and turns black! what could be causing this?

Vascular disease: Numbness in the hands is most often nerve issues in your age group. However, if there is actual discoloration then a vascular cause is more likely. You may need a duplex exam to assess your blood flow and ensure a blood clot is not causing this. ...Read more

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Only the lower part (between knuckle and next joint) of left index finger is numb twice, but just the back of hand. Movement normal. How can this be?

Only the lower part (between knuckle and next joint) of left index finger is numb twice, but just the back of hand. Movement normal. How can this be?

Branch of radial ner: This section of hand is supplied by radial sensory nerve. It seems that a branch of this nerve is either injured or diseased. If there is no obvious reason you can wait for its improvement. After 3 months you can see a neurologist if no relief. ...Read more

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Numb in bottom 3 fingers left hand up to elbow. Thumb index finger numb rt hand. Both feet have no reflexesblood work and mri normal what test is next?

Numb in bottom 3 fingers left hand up to elbow. Thumb index finger numb rt hand. Both feet have no reflexesblood work and mri normal what test is next?

NCV/EMG : Usually an NCV/EMG is done. It is not a structural test like an MRI, but rather checks the nerves themselves. It can help distinguish between a problem coming from the spine, the arms themselves ( such as carpal and cubital tunnel syndromes), or more of a neurological condition such as in a neuropathy. ...Read more

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I woke at 4am with the tip of my right index finger numb, 7 hrs later, no different. Seems the inside (next to middle) is worse than outside?

I woke at 4am with the tip of my right index finger numb, 7 hrs later, no different. Seems the inside (next to middle) is worse than outside?

Median nerve: It is the median nerve that supplies tip of the index finger. Median nerve must be getting compressed or damaged somewhere from your neck, shoulder, elbow or wrist. Did you have a recent injury to your wrist or arm? Anything compress your elbow? Any shoulder or neck injury ? You said you woke up that way, did you sleep in an unusual position? ...Read more