Swelling of one hand and one normal hand may be related to trauma, thrombosis of the upper extremity, arthritis of the hand, mosquito bites, infections, and other conditions.
One hand trauma such as hand smashing and crushing injuries can cause soft tissue damage and subcutaneous bleeding leading to swelling. Symptoms such as swelling, pain, and limited movement occur.
Deep vein thrombosis on one side of the upper limb, blood and return flow is not smooth, it will cause one hand swelling and the other hand normal phenomenon.
Hand arthritis such as rheumatoid arthritis, gouty arthritis, osteoarthritis and other diseases can also cause one hand to swell while the other hand is normal during an attack.
A hand that has been bitten by a mosquito may have an allergic reaction, which can manifest as swelling, redness, and pain.
If one hand becomes infected due to trauma or other reasons, it may also show symptoms such as swelling and pain.
If one hand is swollen and the other hand is normal with serious symptoms, it is recommended to go to the hospital, complete the examination to clarify the cause of the disease, and follow the doctor’s instructions to the cause of the treatment to avoid delays in the condition.