The following disadvantages are associated with the laparoscopic sleeve gastrectromy:
The procedure is non-reversable
There's potential for long-term vitamin deficiencies
Acid reflux and feeling of "heartburn" may get worse
Patients will need to undergo periodic endoscopy of the esophagus to monitor potential long-term serious consequences of "silent" reflux
Please note that each surgical case is different; some patients may not experience any of the disadvantages listed above. Final surgical outcomes may vary based on the specific patient.