Percutaneous endoscopic gastrostomy (PEG) has become the modality of choice for providing enteral access to patients who require long-term enteral nutrition. Although generally considered safe, PEG tube placement can be associated with many potential complications. This review describes a variety of PEG tube related complications as well as strategies for complication avoidance. In addition, the reader is presented with a brief discussion of procedures, techniques, alternatives to PEG tubes, and related issues. Special topics covered in this review include PEG tube placement following previous surgery and PEG tube use in pregnancy.