Alcohol withdrawal. Gr. 1 be improved?

Male 59 years old, BMI 28, was a Heavy ALCOHOLIC for over 30 years .A Purely Non Vegetarian Was having dyslipidemia sr. Cholesterol 210 mg/dl (+-5%) triglycerides 280 mg/dl (+-5%) for over 10 years. During 2025 I noticed when ever I took Heavy Alcohol my Breathing Problem occured Even if I walked only 50 meters.  ECHO done in July2025 Diastolic Dysfunction Grade 1 diagnosed . All Echo. Parameters normal except  IVSD 1.24 cm LVPWD 1.38 cm E/A   0.81  E/e' 13 and LVEF 61% Blood report.... Sr. Creatinine also elevated 1.60 mg/dl.  I have left alcohol completely for the last few months and Now there is no shortness of breath even if I walk for 2/3 km and I am feeling well.Iam a tobacco free man a tea totaler. Echo. ReDone in March'2026, parameters Cusp.opening 1.7 cm AOD 2.3 cm Lt.Artial dia. 3.2 cm IVSD 1.1 cm LVPWD 1.1 cm LVIDS 3 cm LVIDD 4.4 LVEF 60%.No RWMA. All Vulves N. E<A. Should I go for any CAG or needed now ? if alcohol is left for life can my DD gr.1 be improved? Regards