my grand mother is 90 years old . she is having swollen legs and feet .left leg is 3 times swollen than right leg. she has an enlarged heart with arterial flutteration and has been on digoxin 0.25 mg for a month. she recently had fever and was hospitalized where they INJECTED her ceftrioxone . she was alright after releasing from hospital . noe she is having swollen leg and is paining if moved. kindly help me.