Neck pain doctor for St. Peters. Which two fingers is a map, not a symptom.

NECK PAIN · ST. PETERS

Numbness in two fingers is not a vague symptom. It is a map, and it points at one specific place along the nerve.

Getting here from St. Peters

East on I-70 across the Blanchette Bridge, then a short run to Natural Bridge Road. It is a direct drive that stays clear of the inner belt, and parking is at the door rather than in a garage.

Why this page is about arm and hand symptoms

Because it is the most common presentation we see from St. Charles County, and because it is the one most frequently treated in the wrong place. Numbness in the hand has at least four plausible sources and they are treated in four different locations along the arm.

• Median nerve at the wrist — thumb, index, middle, and half the ring finger.
• Ulnar nerve at the elbow — little and ring finger, with the back of the hand involved.
• A nerve root in the neck — a strip that follows a dermatome and usually comes with neck or shoulder blade pain.
• The brachial plexus — less common than the label suggests, and worth reaching by proper exclusion rather than quickly.

The most valuable thing you can do before the appointment

Work out precisely which fingers. Not most of the hand, not the whole hand — which fingers, and whether the little finger is involved. That single detail separates the median from the ulnar territory and is more useful than any imaging you could bring.

Then note whether the back of the hand on the little-finger side is affected. That skin is supplied by a branch that leaves the ulnar nerve well above the wrist, so its involvement points at the elbow rather than the wrist.

Why a carpal tunnel release sometimes does not work

Because the compression was at the neck, or at the elbow, or because there were two compression points along the same nerve — double crush, which is why some people get partial relief from a technically successful operation.

Electrodiagnostic testing localizes this directly. It is the difference between operating on the right structure and operating on a bystander, and it is worth having before a release rather than after a disappointing one.

The two questions worth answering before the appointment

Does anything about your neck position change the hand symptoms? Extension and rotation toward the affected side loading the symptoms points at a root. Nothing at the neck and everything at the wrist or elbow points peripherally.

And does the elbow position matter? Symptoms that wake you with the arm bent, or appear on the phone or driving, are the classic cubital tunnel history and are worth reporting specifically.

Why a release sometimes disappoints

Because compression at two points along the same nerve is real, has a name, and explains a meaningful share of partial results. Where both are present, the sequence is decided by which one is producing the objective loss on testing rather than by which one was found first.

That is a question with an answer, and having the answer before an operation is worth considerably more than having it afterward.

Hydrodissection, where it applies

For carpal tunnel specifically, ultrasound-guided hydrodissection separates the nerve from the surrounding tissue with fluid rather than releasing the ligament surgically. It is an outpatient procedure, it is considerably less invasive than a release, and it is worth knowing about before an operation is scheduled.

It is not right for everybody, and it is not a substitute for a release where there is advanced axonal loss. Which of those applies is a question the nerve study answers.

What we do about each answer

For a root problem, treatment is directed at the neck — anti-inflammatory treatment and, where it is not settling, a targeted epidural steroid injection at the confirmed level. For carpal tunnel, hydrodissection is available and is considerably less invasive than a release. For the elbow, night splinting is genuinely first-line and works often enough to be worth the six weeks.

We evaluate and refine the diagnosis before routing anybody to a surgeon. That policy exists because the alternative sends people into an operation aimed at the wrong end of the arm.

Where we are

12174 Natural Bridge Rd, Suite 302
St. Louis, MO 63044

Suite 302. Parking at the door.

Why timing matters for nerve studies

Changes take two to three weeks to appear on needle examination. A study done in the first two weeks after symptoms start can be falsely normal, and a normal early study is sometimes taken as proof that nothing is wrong.

If your test was done very early and did not fit the clinical picture, repeating it at the right interval is reasonable rather than redundant.

What recovery looks like

Pain usually settles ahead of numbness, and numbness can lag by months. That is expected and is not a sign of failure. What matters is whether the numbness is spreading and whether there is motor loss alongside it.

Muscle recovers less completely than sensation after prolonged compression, which is the reason not to spend years on a nerve that is visibly wasting. Hollowing between the thumb and index finger, or along the outside of the little finger, is the finding that changes the timeline.

The splint trial

For symptoms at the elbow, a splint holding the arm near extension at night removes the single largest daily dose of compression, because most people sleep with their elbows bent for hours. Three to six weeks is a fair trial.

People who improve on it have both confirmed something about the diagnosis and started their own treatment, which is an unusually good return for a piece of foam and a strap.

What St. Peters patients ask

I was told it is carpal tunnel. Should I get a nerve test?

If a release is being discussed, yes. It is the test that confirms which structure is compressed and where. Where the practice sits in St. Louis.

Can it be my neck and my wrist at once?

Yes, and that combination explains a lot of partial results after surgery. It has a name and it is testable. What the first visit covers.

Is the drive worth it from St. Charles County?

It is a direct run on I-70 and there is parking at the door. Whether it is worth it depends on whether anybody has mapped your symptoms properly yet. When the hands are the problem.

Will I definitely need a procedure?

No. Splinting, load change and treatment of the inflammation resolve a substantial share of what we see. Where the practice sits in St. Louis.

Related reading

• Carpal tunnel, or the neck?
• Cubital tunnel, or the neck?
• EMG and nerve conduction studies
• Double crush syndrome
• When your hands are the problem
• Neck pain doctor in St. Louis