Blood Tests:
CBC
ESR
Lipid Profile
Fasting Blood Sugar
HbA1c
Thyroid Profile (TSH, Free T4)
Iron Studies
Vitamin D & B12
Hormonal Profile (FSH, LH, Testosterone, Estradiol, Prolactin)
TB Screening (Mantoux Test / IGRA)
Bone Age X-ray
Chest X-ray
MRI / CT (if needed for suspected conditions)