Pain Management for Dermatologic Laser Surgery: A Nursing
Transcription
Pain Management for Dermatologic Laser Surgery: A Nursing
, I Pain Management for Dermatologic Laser Surgery: A Nursing Perspective Kathryn Huber Louisa Huband Tina Alster Pain after laser surgery is one of the most commonly experienced patient problems. It is a pervasive part of laser treatment and a problem with which nurses and physicians are expected to deal. The nurse's most important role is preoperative patient teaching. Prior to undergoing the prescribed treatment, patients must havea realistic understanding of the laser procedure, including the expected sensations associated with the surgery. Education will not only correct misconceptions and reduce anxiety, but will also allow patients to play an active role in their surgery and to optimize fully from pain-reducing techniques and strategies. Kathryn Huber, BSN, RN, is a Nurse, The Washington Institute of Derrnatologic Laser Surgery, Washington, DC. Louisa Huband, BA, is a Medical Assistant, The Washington Institute of Dermatologic Laser Surgery, Washington, DC. Tina Alster, MD, BSN, is Director, The Washington Institute of Dermatologic Laser Surgery, Washington, DC. DERMATOLOGY NURSING/December Pain after laser surgery is one of the most commonly experienced patient problems. It is a pervasive part of laser treatment and a problem with which nurses and physicians are expected to deal. Interventions to deal with pain during laser treatment can be as simple as providing distraction and relaxation or as complicated as requiring general sedation and analgesia. The goal in laser pain management is to reduce the incidence and severity of patients' intraoperative and postoperative pain, to enhance patient comfort and satisfaction, and to contribute to fewer postoperative complications. For this to be achieved, one must employ both pharmacologic and nonpharmacologic interventions. The challenge for nurses is to balance pain control with concern for patient safety due to medication side effects. Pain Management with Pulsed Dye and Q-Switched Lasers Because laser treatment of cutaneous lesions is associated with the production of heat, pain and temperature nerve endings are activated, resulting in discomfort to the patient. The magnitude of this discomfort is variable, so the method chosen for intraopera- 1998Nol. 101No. 6 tive pain management should be individualized. The lasers specifically designed to treat vascular, pigmented, and tattooed cutaneous lesions usually do not require anesthesia (Alster, 1997a; 1997b). The "snapping sensation" associated with the pulsed-dye laser and the Q-switched (QS) ruby, alexandrite, and Nd:YAG lasers can be tolerated by most adult patients. However, when the treatment area is large or in a particularly sensitive area (for example, periorbital region, upper lip, nose, fingertip), or when the patient is a child, intravenous sedation, intralesional injections, or topical anesthesia may be required. Intravenous or general anesthesia are anesthetic modalities that are effectivein minimizing the pain and discomfort associated with laser treatment with only minimal sequelae (Grevelink, White, Bonoan, & Denman, 1997). The use of general or intravenous anesthesia allows treatment of a larger surface area without having the additional task of quieting an agitated younger child. Intravenous sedation and general anesthesia require administration by a certified nurse anesthetist or anesthesiologist and necessitates monitoring of heart rate, blood pressure, and pulse oximetry. Recovery 427 time after laser surgery is prolonged , when compared to topical or intrale, ~ional anesthesia and there are, of course, risks associated with the use of systemic anesthetics. Although laser treatment in children without general anesthesia is often difficult, it is certainly possible (and preferable) to general anesthesia if the physician and laser nurse have ,enough patience and allow adequate time for each session. Topical lidocaine is effective in decreasing the subjective assessment of pain and can easily be administered by the attendant nurse (Alster, 1997b; Ashinoff & Geronemus, 1990). Patients who may necessitate topical lidocaine are children between the ages of 2 to 12 years, patients with low tolerance to pain, and patients who may become anxious before or during the procedure (Tan & Stafford, 1992). If the patient desires intralesional or topical lidocaine, the nurse should instruct the patient to arrive one-half hour before his or her scheduled procedure. This allows ample time to either inject the area or to apply a topical anesthetic and allow it to take effect. Topical lidocaine does not provide 100% analgesia, but can reduce the discomfort and allow the patient to tolerate therapy relatively comfortably (Rabinowitz & Esterly, 1992). Care must be taken to avoid eye exposure to the cream, since it may cause severe irritation and burning, but no permanent ocular damage has been observed. Percutaneous absorption of lidocaine is not typically a problem even with its topical application over a large body surface area, except in instances where there are metabolic disturbances known to be present in the patient (for example, methemoglobinemia) who is receiving a prilocaine-containing compound (for example, EMLA). Exacerbation of underlying methemoglobinemia (or other disease) may, therefore, be avoided. Patient education regarding intraoperative and postoperative pain should be provided prior to the procedure. The patient should be informed that the laser treatment produces a sensation 428 similar to that of a "snapping rubber band" or "hot grease" hitting the skin and that the area may feel like a sunburn. A small, high-powered fan should be held six inches from the treatment site throughout the procedure to help minimize the burning sensation. Preoperative teaching is a simple nonpharmacologic method that will increase the patient's understanding of the procedure, reduce anxiety, and minimize the risk of intraoperative and postoperative complications. When treating a young child, the sensation of heat and the bright flash of the laser may be upsetting, and limit the child's ability to stay still. Even when complete local analgesia has been achieved, the nurse may need to restrain small children during the procedure which may lead to a particularly unsatisfactory experience for the patient, the parent, and those providing the treatment (Epstein, Halmi, & Lask, 1995). Intraoperatively, the use of other non pharmacologic interventions will also reduce stress and pain. Relaxation techniques such as slow, deep breathing, guided imagery, or the presence of a significant other promote a sense of control and reduce anxiety. Distraction can also be used by having the patient count the laser pulses backward and forward to 20 throughout the procedure. This also gives the patient a sense of control throughout the procedure and breaks the session into manageable "segments." Giving the patient a sense of control can decrease patient anxiety and objective measurements of pain. Additional pain relief is not typically necessary following treatment with the pulsed-dye and Q-switched laser systems. The patient may be instructed postoperatively to apply ice to the treated area and to take acetaminophen every 4 to 6 hours as needed for pain. DERMATOLOGY Pain Management with the Erbium:YAG and Carbon Dioxide Lasers While excellent clinical results have been achieved after either carbon dioxide (C02)' or erbium:YAG laser resurfacing, pain 'control is more difficult to achieve. A full-face laser procedure typically requires intravenous sedation by a nurse anesthetist or anesthesiologist to achieve an adequate level of comfort during the surgery (Alster & Apfelberg, 1998). Facial and intraoral nerve blocks are administered by the anesthetist or attendant physician to temporarily block transmission of pain and sensory impulses. These nerve blocks are an invaluable means of establishing field blocks in a comfortable and easily tolerated manner (Bisaccia, Scarborough, & Shumaker, 1997) If the patient is having regional facial areas (for example, periorbital or perioral units) resurfaced or elects not to undergo intravenous sedation, the nurse should monitor his or her level of pain intraoperatively and offer an oral sedative and analgesic if necessary. Relatively short-acting sedatives and analgesics, such as Valium®, Versed®, clonidine, and Demerol® are recommended. The nurse should provide emotional support to the patient throughout the procedure as well. Again, it is important to stress the need for preoperative teaching by the nurse. If the patient is prepared for what the procedure entails and how he or she will feel during the postoperative period, anxiety and postoperative complications will be decreased (Formica & Alster, 1997). Immediately following a fullface laser procedure, the patient may awake from anesthesia with a "hot, burning" sensation to the face. Applying ice packs or cold compresses will help to alleviate this pain along with additional oral pain medications (for example, Lortab®, Toradol®, Demerol, oxycodone, Tylenol with Codeine®) if necessary. It is important that the NURSING/December 1998Nol. 10/No. 6 nurse remain with the patient at all ,jimes during the recovery period not only to ensure adequate postoperative supervision (for example, monitoring blood pressure, heart rate, oxygenation status), but also to provide reassurance and to create a calm environment so as to decrease patient anxiety as he or she awakens. To promote comfort .and relaxation, the patient should be placed under a heated blanket and assume a comfortable position. The patient is reminded that postoperative pain is expected and that analgesics should reduce pain to a tolerable level, but not necessarily eliminate it altogether. The patient should be asked to rate his or her pain on a scale of 1 to 10 (with 10 being most severe) and also be monitored for nonverbal expressions of pain. Once the patient returns home, he or she is instructed to apply ice packs or cold compresses to the face consistently for the first 72 hours and to keep the head elevated. Analgesics are taken every 4 to 6 hours for pain and a sleeping medication may be prescribed. The patient should be instructed to take an oral analgesic before the pain becomes severe in order to maintain better pain control and promote patient participation in postoperative care. Conclusion The pharmacologic approach to laser surgery is shaped by both the needs of an individual patient and the type of laser procedure to be performed. Dermatologic laser procedures require a management plan that may include both drug and non drug approaches. When planning the management of procedure-related pain and anxiety, a series of questions/issues should be addressed with the patient. 1. Why is the procedure being performed? 2. What is the expected intensity of pain? 3. What is the expected duration of pain? 4. What is the expected intensity of anxiety? 5. How often will the procedure need to be repeated? DERMATOLOGY NURSING/December The nurse's most important role is preoperative patient teaching. Prior to undergoing the prescribed treatment, the patient must have a realistic understanding of the laser procedure, including the expected sensations associated with the surgery. Appropriate patient participation in post-operative care and pain management should be emphasized. The patient should receive both written as well as verbal instructions and be given the opportunity to speak with another patient who has undergone the procedure. Education will not only correct misconceptions and reduce anxiety, but will also allow the patient to play an active role in his or her surgery and to optimize fully from pain-reducing techniques and strategies.D References Alster, T.S. (1997a). The essential guide to cosmetic laser surgery. New York: Alliance Publishing. Alster, T.S. (1997b). Manual of cutaneous laser techniques. Philadelphia: Lippincott-Raven Publishers. Alster, T.S., & Apfelberg, D.B. (199S). Cosmetic laser surgery (2nd ed.). New York: John Wiley & Sons, Inc. Ashinoff, R, & Geronemus, RG. (1990). Effect of the topical anesthetic EMLA on the efficacy of pulsed dye laser treatment of port-wine stains. Journal of Dermatologic Surgery and Oncology, 16, 100S-1011. Bisaccia, E., Scarborough, D.A., & Shumaker, B. (1997). Intraoral nerve blocks. 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