Answer:
Inframammary: simple, good access.
Periareolar: less conspicuous, poorer access, areola may be too small in some, possible bacterial contamination, cyst formation from disruption of ducts, possible microcalcifications on mammography; possible altered sensation.
Transaxillary: no scar on breast mound; worst exposure; reports of injury to intercostobrachial nerve; subclavian vein thrombosis.