MOBILITY & WOUND MANAGEMENT:
AN INTERDISCIPLINARY APPROACH
Karen Trenholm, BScPT
Susan Moir, OTReg. (Ont.)
Kristen Goodman, BA
David Keast, MD, MSc, CCFP, FCFP
Working with pressure and/or wounds is a lot like working on a jigsaw puzzle. Having all the pieces is one thing; having them interconnect provides the solution for the full picture.
For many years the staff at Parkwood Hospital have created numerous health care pieces. In 1998, one of those pieces, the recently formed Wound Management Clinic Team sat down to create their mission and vision. During this process, one of the steps was to look at our stakeholders, key relationships and the areas where there may be overlap. A list was developed of services/professionals on site that already provides a "piece" of the care related to skin health. This list included: Inpatient Skin Teams; an Inpatient Skin Clinic; Chiropody; Seating Program; practitioners of therapeutic positioning; Continence Specialist and Clinic; nutritionists; epidemiologists; Wound Research Group; a Research Department and an affiliated university.
From this list, the need for a more cohesive and interdisciplinary approach to skin care was identified and thus was born the Chronic Wound Care and Skin Health Team. Through this group, members have learned much about wounds and skin health and the services and skills each service/profession is able to provide. Members have supported one another, and their peers within the facility, in the areas of education, research and clinical practice. This shared learning has broadened the therapeutic benefits by each clinician.
Management of chronic wounds including pressure ulcers requires a global interdisciplinary approach to the patient. Recently the Canadian Association of Wound Care has published recommendations for best practice in preparing the wound bed and the prevention and management of pressure ulcers.
In this approach, the clinician is directed to find and alleviate the underlying cause as well as treat the wound and address patient centered concerns. In the treatment of pressure ulcers a coordinated interdisciplinary approach involving nurses, physicians, dieticians, occupational therapists and physiotherapists is required for optimal management. While physicians and nurses may provide good local wound care, good pressure downloading and proper nutrition are essential components of skin care that address the underlying causes. The best wound care, if provided in isolation, will not ensure wound healing. Contributing factors need to be analyzed to determine potential causes and the appropriate services/professionals that need to be involved to maximize wound healing and improve the patient’s quality of life.
Once we have identified the presence or risk of skin breakdown, analyzing the primary cause as it relates to the individual is an important part of the process. With the Seating Program our focus for patients with skin issues is to find and address the underlying causes. There are multiple causes and contributing factors including but not limited to: seating and positioning, nutritional status, incontinence, and underlying medical conditions. Also one cannot forget the patients themselves. Causes may vary from person to person and there are numerous ‘unseen’ contributing factors. This may mean referring the patient to additional services/professionals: for example, dietary consults, review of therapeutic positioning, continence specialists. These services may be hospital or community based, depending on the patient’s preferences and needs.
CASE STUDY
Ms. C. illustrates the need to address these issues using an interdisciplinary patient centered approach. She is an 81 year-old woman admitted to the short-term assessment and planning service of the Complex Care Program at Parkwood Hospital. The goal of her admission was to evaluate and develop a plan of care for the management of her multiple decubitus ulcers. The traditional approach to the management of Stage III or IV pressure ulcers has been that the patient must remain on total bed rest (often for months at a time) in order to promote healing of the ulcer. However this may not be in the best interest of the patient. Quality of life may become an issue.
Past Medical History
Problems on Admission
- left heel: 12 cm x 10 cm Stage IV ulcer with a calcaneus palpable at the bottom of the ulcer and 95% covered with necrotic tissue.
- left greater trochanter: 3 cm x 2.5 cm with significant undermining in all directions, minimal granulation tissue and significant quantities of sanguineous drainage.
- coccyx: 4 cm x 5 cm with undermining of 4.5 cm in the 6 o’clock direction, foul exudate with only 10% granulation tissue
- upper right greater trochanter: 5.5 cm x 2 cm with undermining of 3 cm at 6 o’clock position, foul exudate and minimal granulation tissue.
- right greater trochanter: 5 cm x 3 cm, 1.9 cm deep and significant undermining in all directions. She also had red areas between her knees and shins secondary to crossing her legs.
Course in Hospital
Ms. C. was placed on a Zoneair mattress. The dressings were changed every one to two days. These included hydrogels, hydrocolloids, gauze packing, and at times topical antibiotics (silver sulphadiazine and metronidazole). Tylenol #3 and morphine sulphate were given for pain management ˝ hour prior to procedures. Ativan was also required for behaviour.
A nutrition consult recommended a high protein calorie diet with Vitamin C, elemental zinc and hexavitamin supplements. The incontinence was managed with an indwelling catheter.
Approximately one month after admission, electrical stimulation to the left heel and hip ulcers using the Dermapulse medical device system was initiated. This system provides a pulsed, direct current to the wound site. Electrical stimulation is thought to kick start the stalled healing process in chronic wounds.
Ms. C. was assessed by Occupational Therapy and Physiotherapy for the development of a therapeutic positioning program. Custom foam wedges were fabricated to achieve pressure relief over her heels and to prevent further skin breakdown due to her legs from crossing over. Nursing staff were repositioning Ms. C. every two hours.
A wheelchair and seating assessment was also completed by the seating team. On admission, Ms. C. did not have an appropriate seating system and could not get out of bed. A wheelchair trial consisting of a Concept 45 manual dynamic tilt wheelchair with a standard personal back, Ottobock headrest, low profile Roho cushion, seatbelt, lap tray and custom legrest panel was started. Initially, her sitting tolerance was limited to one hour a day but by the time of discharge, it had increased to three hours. Pressure mapping readings indicated that the low profile Roho cushion used in combination with the dynamic tilt feature of the chair was providing good pressure reduction. A behavioural change was noted when she was sitting up in the chair. Ms. C. was not crying out as much and enjoyed the interaction with her surroundings. As a result of the improved positioning with this seating system, she was attempting to propel herself and was able to self-feed with setup and cueing.
Ms. C. was discharged to a nursing home to be closer to her family after 4 months. At the time of discharge, Ms. C.’s wounds had improved significantly:
- left heel
: 4 cm x 6 cm no necrotic tissue, 95% granulation tissue- left greater trochanter: 2 cm x 2.0 cm
- coccyx: 2 cm x 3 cm, 1 cm deep
- upper right greater trochanter: 4 cm x 1.4 cm, 1 cm deep, sinus at 6 o’clock, 3.8cm deep
- right greater trochanter: 5 cm x 1 cm
Consultation was provided to the nursing home and community service providers to facilitate continuity of care.
An interdisciplinary patient centered approach was used to develop a management program to promote healing of Ms. C.’s multiple decubiti and also to prevent the development of further breakdown. The provision of an appropriate seating system for Ms. C. promoted the opportunity for mobility, physical skin functioning, social interaction and increased quality of life without compromising skin care management.
Other case studies will be used to further illustrate the interdisciplinary approach to wound care.
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