Hand swelling in women can be seen in the following reasons: 1, upper extremity vascular disease: such as upper extremity venous embolism, can cause venous blood return obstruction, often the back of the hand, forearm swelling, accompanied by from the back of the hand gradually extends to the forearm, the upper arm of the continuity of the pain; 2, lymphatic obstruction: upper arm lymphatic obstruction can cause upper arm lymphedema, including hand swelling, and lymphedema severe venous thrombosis caused by the most often; 3, local allergies: for example, mosquito bites can cause the back of the hand hypersensitive reaction, the performance of the back of the hand, the swelling of the skin is red.