A lot of small red mole appeared on the body, especially on the arm, what reason is caused

A lot of small red moles appear on the body, and many of them are usually considered to be spider moles. The main cause of spider moles is estrogen metabolism disorder, which generally occurs in liver diseases, including hepatitis, cirrhosis, hepatitis, etc. It is recommended to determine the cause by liver function, color Doppler examination, etc.