Inching Forward in Wound Measurement-Classic Linear/Ruler Still Rule!!
https://www.woundcarelearningnetwork.com/content/inching-forward-wound-measurement
However, the classic linear/ruler and manual planimetry methods offer inexpensive, easy-to-use, fairly accurate, repeatable options that typically take less time as well; since the greatest known predictor of wound healing is the percentage reduction in wound area over a 2- to 4-week timeframe, the most important factor will be consistency of wound measurement. Great Article by Seth Snowden, MSN, FNP-C