There are blood flow signals under the armpit, consider that it may be skin infection, eczema, allergic purpura.
1. Skin infections, such as boils, carbuncles, sebaceous cyst infections, etc., the local rupture will have pus, blood and water flow, local redness, swelling and pain is obvious, and you need to go to the hospital to disinfect and clear the wound treatment.
2. Eczema, local skin irritation, allergies and other causes of eczema, prolonged friction, skin breakage will also have blood and water flow, pay attention to keep the skin clean and dry, if necessary, the external use of some glucocorticoid ointment, such as dinexidine cream.
3. Allergic purpura, some patients with skin rashes, large blisters, there will also be blood and water oozing out of the broken skin, which will be accompanied by purpura of the skin.
There are blood flow signals under the armpit, need to then according to the specific clinical manifestations to assist in the diagnosis, timely visit the hospital to consult the doctor in detail.