It is not always necessary to perform a capsulectomy when performing an explantation. If a patient has very little remaining breast tissue then the thin capsule can provide some extra shape to the breasts. If the patient has a lot of scar tissue (encapsulation) then a capsulectomy is...
Hundreds of sutures are placed during surgery, most are dissolvable and go away on their own. However, some sutures come to the surface before they dissolve and may cause a stitch abscess or an infected stitch. Treatment is opening the wound, removing the suture, applying topical...
Even though you are far from your surgeon I encourage you to speak to your surgeon for instruction. She/He is most familiar with the details of your surgery and how you've been progressing through recovery. If the seroma is small the body will generally resolve it.