If a patient has swelling of the fingers and calves at the same time, there are several factors as follows: 1. Infectious factors, whether bacteria, viruses or mycoplasma and atypical pathogens, when infecting the human body, such as infection of the upper limbs and lower limbs there will be subcutaneous cellulitis, the localization of the clinical symptoms and manifestations of redness, swelling, heat, pain, and in severe cases, there will be dandruff and so on. 2. Peripheral radiculitis, if the history of diabetes, especially likely to lead to swelling of the fingers or calves due to peripheral nerve insufficiency. 3. If you have a history of diabetes mellitus, it is especially easy to cause swelling of the fingers or calves due to peripheral nerve insufficiency.3. Arteriovenous regurgitation and insufficiency, such as varicose veins of the saphenous veins or carpal tunnel, vasculitis and other conditions of the upper limbs, will also be due to the obstruction of the blood flow and swelling of the fingers and calves.