Evaluation for Bariatric Surgery

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Patients who come for treatment of obesity will not be taken up for surgery straight away. The following steps are taken prior to advising surgery

First visit:

Initial Assessment shall include:

  • Presenting complaints/history
  • Height
  • Weight
  • BMI (Body mass Index)
  • Clinical Examination: heart rate, blood pressure, respiratory rate, saturation on room air
  • Systemic examination: of the cardiovascular system, respiratory system, neurological system and abdominal examination
  • Previous weight loss methods
  • Co-morbid conditions: Diabetes Mellitus, Coronary artery disease, Hypothyroidism, Dyslipidemia, Osteoarthritis, Psychiatric illness, Obstructive sleep apnea, cancer, chronic obstructive pulmonary disease, Hypertension etc
  • Family counselling

Initial Consultation is done with:

  • Anesthetist
  • Endocrinologist
  • Pulmonologist
  • Cardiologist
  • Dietician
  • Physiotherapist
  • Intensivist only in high risk cases


3 weeks pre-operative:

  • Hematology

    • Complete blood count
    • Coagulation profile
    • Fasting and post prandial blood sugar estimation
    • HbA1C (Glycosylated haemoglobin)
    • Fasting C- Peptide levels ( In diabetics)
    • Urea
    • Creatinine
    • LFT
    • Thyroid profile
    • Fasting lipid profile
    • HIV, HCV, HbsAg
    • Renal profile
    • Serum vitamin B12
    • PTH
  • Radiology

    • Chest X Ray
    • Ultrasound abdomen and pelvis to r/o gallstones and polycystic ovarian disease
  • Cardiac evaluation

    • Resting ECG
    • ECHO
  • Pulmonology

    • PFT (pulmonary function tests)
    • Sleep study (as decided by anesthetist/ pulmonologist)
  • Gastro enterology

    • OGD to rule out tumor/ large hiatal hernia and treat H. Pylori if positive