The term superior epigastric veins is identified in base64 scheme by the sequence c3VwZXJpb3IgZXBpZ2FzdHJpYyB2ZWlucw==, while the MD5 signature is equal to 5f3531312dda818e269a9fb1e05da65b. The ASCII encoding of superior epigastric veins in hexadecimal notation is 7375706572696f722065706967617374726963207665696e73.