Seroma is known as the accumulation of serum in specific body parts after a person undergoes surgery. The serum can be defined as the clear or yellowish fluid found inside the seroma; it is made up of plasma as well as other cells that come from various blood vessels which become damaged while the surgery is ongoing.It is characterized as a small/ big lump depending on the amount of fluid encased in it.he serum can be defined as the clear or yellowish fluid found inside the seroma; it is made up of plasma as well as other cells that come from various blood vessels which become damaged while the surgery is ongoing. It is characterized as a small/ big lump depending on the amount of fluid encased in it.
To know whether a chair fits, here are a few rules to sit by: 1  Feet should reach the floor. 2  Five chair legs are better than four for added stability. 3  Hips should be the same level or higher than the knees.  Forearms ought to rest easily on the arm 1  rests. Sit completely against the back of the chair. [ source: UCLA Ergonomics]
By the time your baby is eight months old, she should be able to sit well without support (NHS 2013, Sheridan 2008). Nearly all babies can sit on their own by the time they are nine months old (NHS 2013, Sheridan 2008). How will my baby learn to sit up? While you can prop your baby in a sitting position almost from day one, sitting independently doesn't begin until your baby has head control.