Severe Thumb Pain After Cardiac Catheterization: Should You Seek Emergency Care? - Cardiology

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Experiencing severe thumb pain after a cardiac catheterization procedure can be concerning, especially if it is accompanied by bruising and an inability to bend the thumb. Cardiac catheterization is a minimally invasive procedure often performed through the radial or femoral artery, and while it is generally safe, complications can arise.

In your case, the severe pain in your thumb, particularly if it has worsened over the past few days, could indicate a few potential issues. First, it is important to consider the possibility of a hematoma, which is a localized collection of blood outside of blood vessels that can occur at the site of catheter insertion. This can lead to swelling and pain, and while some discomfort is expected after the procedure, severe pain that limits movement may require further evaluation.

Another possibility is that there could be nerve irritation or compression due to swelling or hematoma formation. The radial artery, which is commonly used for access during catheterization, runs close to several nerves in the wrist and hand. If the swelling from the procedure is pressing on these nerves, it could lead to pain and restricted movement.

Additionally, there is a risk of vascular complications, such as thrombosis (blood clot formation) or arterial occlusion, which can occur after catheterization. Symptoms of these complications can include severe pain, changes in skin color, coldness in the affected limb, or loss of pulse in the thumb or hand.

Given that you are experiencing significant pain, inability to bend your thumb, and that these symptoms have developed three days post-procedure, it is advisable to seek emergency care. A healthcare professional can perform a physical examination and may order imaging studies, such as an ultrasound, to assess for any hematoma, vascular complications, or other issues that may need to be addressed.

In summary, while some discomfort is normal after cardiac catheterization, severe pain, especially if it limits your range of motion, warrants immediate medical attention. It is better to err on the side of caution, as timely intervention can prevent further complications and ensure appropriate management of your symptoms.