A 12-year-old male presented 9 months back with overweight. His weight was 55 kgs at presentation and now its 56 kg Height is 145 cm. FT, AGA(3.7KG)LSCS TO G1P1 IDM baby with the good Apgar score.
Normal development, normal IQ, No dysmorphic features Fathers height 158, mothers height is 155 parents attended puberty normally CNS and Fundus exam normal No crossing of centiles Baseline all routine investigation has done are as follows: Insulin did 0n 15.01/2018 --85 increased (normal less than 25) 29.10.2018 45 increased Free T3 done thrice: increased. Creatine decreased. ALT decreased What can be the probable diagnosis of this patient along with the proper treatment and management?