Database: thrombosis_prediction
Question: The oldest SJS patient's medical laboratory work was completed on what date, and what age was the patient when they initially arrived at the hospital?
SQL: SELECT T1.Date, STRFTIME('%Y', T2.`First Date`) - STRFTIME('%Y', T2.Birthday),T2.Birthday FROM Laboratory AS T1 INNER JOIN Patient AS T2 ON T1.ID = T2.ID WHERE T2.Diagnosis = 'SJS' AND T2.Birthday IS NOT NULL ORDER BY T2.Birthday ASC LIMIT 1