The following is a summation of terms and data appearing in the content on this site.
This is when incision areas get red, swell and become hard. This may be accompanied by itching and pain. Symptoms often begin to appear after one to three months after surgery.
This is a condition that spreads outside the of the affected area after the incision area has become a hypertrophic scar. It is caused by the overproduction of collagen continuing even after the wound has healed. As it progresses it can cause extreme pain even when not doing anything.
Ministry of Health, Labor and Welfare 2014, Medical Facilities (Static/Dynamic) Survey: Outline of Hospital Reports of Medical Treatments, Table 20 of Annual Delivery Number Trends.
191