Cubital tunnel syndrome: what it is, causes, symptoms and treatment

The ulnar nerve, also known as the ulnar nerve, is one of the three main nerves located in the arm. This goes from the neck to the hand and helps the movement of the arm, wrist and hand, and can be trapped in areas such as the collarbone, collarbone or elbow. The most common compression appears on the inside of the elbow. In this post we will talk about cubital tunnel syndrome, developing its symptoms, the causes and the appropriate treatment for it.

Symptoms of ulnar nerve syndrome

What is cubital tunnel syndrome?

Ulnar nerve syndrome or ulnar nerve compression is the entrapment or irritation of the ulnar nerve as it passes through the elbow. The ulnar nerve runs through the neck to the hand, and this pathology occurs at the level of the elbow.

It is the second most common cause of peripheral neuropathy due to entrapment, although it is true that it is less common than carpal tunnel syndrome.

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Symptoms of ulnar nerve syndrome

In general terms, the Numbness and tingling sensation in the little finger and in the area of the little finger and ring finger are symptoms of ulnar nerve compression, as well as in the middle area of the forearm. It can also compromise the shoulder area, although it is less common.

In more advanced cases, patients may lose the mobility of their fingers and have difficulty separating them, presenting, in some cases, atrophy of the muscles on the back of the hand and difficulty in coordination.

Cubital tunnel syndrome treatment

Most common causes of compression of the ulnar nerve in the elbow

In some cases, the exact causes of entrapment of this nerve are not known. But it is important to note that the ulnar nerve is especially vulnerable to compression in the elbow, as it passes through a very small space that has minimal soft tissue protection.

When bending the elbow, the ulnar nerve stretches over the crest of the epitrochlea bone, potentially trapping the nerve. Thus, bending the elbow for a long period of time is one of the most common causes of ulnar entrapment. Thus, spending the night sleeping with the elbow bent can aggravate the symptoms of this pathology, also causing numbness in the fingers of the hand.

Resting the elbow for a long time on a table, such as when working in front of a computer, is another cause of ulnar nerve syndrome. Likewise, keeping the elbow flexed for long periods of time will put pressure on the ulnar nerve and cause the aforementioned pain symptoms.

Blows and trauma to the inside of the elbow, known as the 'funny bone', cause pressure on the ulnar nerve.

Diagnosis and treatment of cubital tunnel

For the diagnosis and treatment of ulnar nerve syndrome, the compressed areas will be identified, and with this, proceed to the appropriate treatment for each patient.

What is cubital tunnel syndrome?

Diagnosis of ulnar impingement

The study of this pathology is clinical, that is, based on the symptoms that the patient presents. After that, the specialist will examine the neck, cervical spine, shoulder, elbow and hand, searching in this way for existing entrapments.

With tests such as x-rays, areas such as the elbow or wrist can be observed and detect if the patient is suffering from compression of the nerve by the bone.

As these nerves originate at the level of the cervical commune, the differential diagnosis of this entrapment may be a cervical hernia.

Cubital tunnel syndrome treatment

When conservative treatments such as medication, physiotherapy and rest have not had an effect, surgical treatment is performed. If surgery is being considered, a nerve conduction study may be important, which will help determine which nerves are damaged.

The method that provides the best results is minimally invasive surgery, so that the incision time in the patient's skin is reduced, while at the same time reducing the recovery time from this pathology.

It is important to consider what can cause poor elbow and arm posture. Therefore, a correct position of the elbow must be maintained while working in front of a computer screen, taking breaks and small stretches to avoid entrapment of the nerve.

In cases in which the ulnar nerve is severely compressed, a trauma specialist should be consulted so that, through a thorough diagnosis, they can assess the degree of the injury and decide the appropriate treatment for each patient. The specialists of Elgeadi Clinic They have extensive experience in endoscopy and elbow arthroscopy, with which the quality of life of patients who have lost it can be significantly improved. Make an appointment with our experts.

20 thoughts on “Síndrome del túnel cubital: qué es, causas, síntomas y tratamiento”

  1. Right here is the right blog for anyone who wants to understand this topic. You realize so much its almost tough to argue with you (not that I will actually need toÖHaHa). You certainly put a fresh spin on a subject that has been written about for many years. Excellent stuff, just excellent!

    Reply
  2. Hello, good evening, excellent explanation of this condition, thank you very much, my mother has had this problem for about a year, we thought it was a cactus thorn but they have done many tests and x-rays and nothing appears and the truth is that the problem is getting bigger and bigger. pain regularly at night and they pull her finger that doesn't let her sleep, I would like to know if it is the same problem, she is 73, she is a very athletic person and enjoys good health, we are in Colombia, many in advance thank you!!!

    Reply
  3. I have the symptoms of ulnar entrapment, I thought it was carpal tunnel, the paresthesias I went to the traumatologist, he referred me to the neurologist and she did an electromyogram (normal) now I recently had a trigger finger in 1 hand and my forearms and elbows cramped bilaterally. the symptom, I want to know if it is advisable for me to request a bilateral CT of the elbows or 3D ultrasound plus electromyogram again...!! Thank you

    Reply
  4. Good morning, 1 month ago I had surgery on my elbow, I had a motorcycle accident, I injured my elbow, I had surgery 9 months ago and it never got better, as I said, a month ago a brigade from the United States orthopedics came and examined me and saw that everything was bad, my olecranon was fractured and they operated on me and they found that the ulnar nerve was pressed with some pins and platinums, they told me that they had to cut the nerve and they repaired the olecranon and they removed some platinums that were bothering and then they repaired the ulnar nerve, Thank God the sutures closed well, but I have discomfort in my small and ring fingers, as if asleep, and a burning that sometimes does not let me sleep, is the recovery process normal or why does it not improve, I am taking gabapentin 150 and core. Can you advise me, please, it would be appreciated. 🙏. Greetings. Thank you, I am from Granada, Nicaragua.

    Reply
  5. Good afternoon, on Friday they took blood from me to monitor my diabetes from the inside of my elbow and the needle was new and very thin. I didn't feel the prick and as they were taking the blood I screamed because I don't know how she touched something and my thumb was throbbing with pain. After a few seconds I felt the same pain but less intensely in my index and middle fingers. It's been 3 days and I leaned on the mattress and an electric current went from my elbow to those three fingers. Another time it went from my wrist to my fingers. I don't know what the nurse touched but it's the first time I've felt that. Did she touch a nerve or a tendon. What do I turn to? Thank you.

    Reply
    • Hello Isabel,
      What you describe suggests that the nurse may have touched or irritated a nerve during the blood draw, which is possible, though rare. The symptoms you mention, such as the sensation of electric current and pain radiating into the fingers, are characteristic of possible irritation or temporary damage to a nerve, probably the median or ulnar nerve, which pass near the area where blood is drawn on the inside of the elbow.
      In many cases, nerve irritation may resolve on its own over time. However, if symptoms persist, worsen, or affect your hand mobility or function, it is important to seek medical attention.
      Greetings

      Reply
  6. Good morning. With a father's love, I am writing to you from Colombia + 57 3102171267.

    My son had a fall on his elbow, they put osteosynthesis on him, two surgeries have been performed. Now he has CRPS with dystonia every 10 seconds. They performed a STAR GANGLION BLOCK on him. The pain improved from 10 to 4. But he still has dystonia. Can you provide us with virtual assistance? How much does the service cost? And make the decision to take him to your country?

    My son is 15 years old

    Reply
  7. Hello, I am from Argentina and I am reading your article and the comments. My son lives in Tenerife and had surgery for ulnar nerve entrapment on May 13, 2024 and his hand is still claw-shaped. The doctor who operated on him cannot tell him why, to date, it has been 4 months and he has not improved. Is this normal? Or should his hand be fine by now? I await your response. Thank you very much.

    Reply
    • Hello Liliana,
      It is not normal for there to be no improvement after 4 months. The nerve may take time to recover, but a new medical evaluation or a nerve conduction test is recommended to understand the cause and review the appropriate treatment. You can make an appointment for a consultation by making Click here.
      Greetings

      Reply
  8. Hello, on March 20, 2024 I had surgery on the ulnar nerve due to entrapment in the elbow. It was classified as an occupational disease. The mutual insurance company operated on me and today I am exactly the same. It does not prevent me from working, but I have very little sensitivity in half of my hand and claw syndrome. I was on sick leave for two months and they have already told me that there are no sequelae from that... I have had 2 electromyograms done and now they tell me that it is mixed axonal, axonal and compressive, thank you very much.

    Reply
    • Hello Guillermo
      We are sorry to hear about your situation. Loss of sensitivity and claw syndrome after surgery can be the after-effects of severe nerve compression. If you are considering seeking a second medical opinion, you can contact us at 91 005 39 00 to schedule an appointment with a specialist.
      Greetings

      Reply
  9. Good day,

    In March 2014, as a result of a motorcycle accident, I suffered a dislocated fracture with an exposed wound in my left elbow. I underwent osteosynthesis and reconstruction with a tendon from the same arm. Since that day, my little one and ring finger have been numb, I have a claw-like hand and I can't bring my fingers together. The pain is sometimes unbearable. In my country, the clinics that deal with these types of vehicle accidents have a bad reputation for not doing their job properly. I have had two electromyograms performed. I remember that before the surgery my fingers and my claw-like hand were not numb. Is it possible that the doctor affected the nerve during the operation? Or was it a result of the accident itself? What tests do you advise me to undergo and what treatment would be most appropriate?
    Thank you very much, I'll be waiting

    Reply
    • Hello jhon,
      We are very sorry about the symptoms you are experiencing following the accident and surgery. The numbness in your fingers, claw hand, and pain you mention may be related to a nerve injury, which could have occurred during the accident or as a result of the surgery.

      We recommend that you undergo a full evaluation with a hand surgery or trauma specialist, who will be able to review the results of your EMGs and perform further testing if necessary, such as an MRI or a more detailed clinical evaluation. This will help determine if there is any residual nerve damage or if the nerve is being compressed or affected by other causes.

      Regarding treatment, this will depend on the results of the evaluation. If you wish, we can schedule an appointment with our team of specialists to evaluate your case in more detail and offer you the most appropriate treatment. You can contact our clinic by writing to info@clinicaelgeadi.com
      Greetings

      Reply
  10. Good morning
    I dare to write the following: I did not suffer any accident that caused me discomfort. I feel my little finger and half of my ring finger are asleep and it was all sudden.
    Any message only WhatsApp

    Reply
    • Hello Luis Alberto,

      Thank you for sharing what you're experiencing. The numbness in your pinky finger and part of your ring finger could be related to compression or irritation of the ulnar nerve, something that can occur without any prior injury, sometimes due to prolonged posture or an elbow or neck injury.

      It would be best to have your case assessed by a trauma specialist to confirm the cause and determine if treatment is needed. If you are in Madrid, you can make an appointment at our clinic or write to us at info@columna.com to coordinate a video consultation.

      Greetings.

      Reply

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At Clínica Elgeadi we are committed to our community and open to advise and answer any question whenever possible.

To offer an accurate diagnosis to the patient, a personalized evaluation and a thorough review of their medical history will always be necessary. Once the case has been studied individually, the most appropriate treatment will be recommended to the patient according to their pathology and/or illness.

Furthermore, from the Elgeadi clinic, we would like to remind you that no medication will be prescribed without prior consultation.

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