Last Updated on July 29, 2021 by Debra Rose Wilson, PhD, MSN, RN, IBCLC, AHN-BC, CHT
How do you get Scabies/How can you get it? Causes:
Scabies is an easily spread skin disease caused by a very small species of mite.
This parasitic infection is spread by skin-to-skin contact with another person who has scabies. Scabies are transmitted through close physical contact; as a result, this parasite is often sexually transmitted. However, children often pass it to one another and to adults through everyday contact as well.
Outbreaks are common in nursing homes, nursing facilities, and child care centers.
How to tell if you have it? Scabies Symptoms:
It usually takes 3–4 weeks for the symptoms of scabies to develop. But if you’ve recently had scabies and get reinfected, you may have itching within hours.
Often the symptoms of scabies/”the seven year itch” are not visible. When there are symptoms, they may include:
- Persistent itching that usually becomes worse at night.
- Presence of the mite burrow(s), often in a zigzag or “S” pattern.
- Presence of lesions, such as brown nodules, rashes, or pimple-like irritations.
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How to know if you have it? Scabies Tests:
Although people can sometimes figure out on their own that they have scabies, it’s often difficult to make a diagnosis yourself.
A health care provider can examine the skin to see if it shows signs of scabies. Tests include an examination under the microscope of skin scrapings taken from a burrow to look for the mites.
Relief spells (Rolaids?!) Scabies Treatment:
A health care provider may prescribe a medication such as Nix, Elimite, or Scabene. Less toxic treatments may be prescribed if the infestation is not severe. Be sure to follow the directions that come with the package. You may have to apply the medicine from neck-to-toe more than once.
Creams are applied all over the body. The whole family or sexual partners of infected people should be treated, even if they do not have symptoms. Creams are applied as a one-time treatment or they may be repeated in 1 week.
Wash underwear, towels, and sleepwear in hot water. Vacuum the carpets and upholstered furniture.
What’s going to happen to me?!!?! Scabies Expectations:
For difficult cases, some health care providers may also prescribe medication taken by mouth to kill the scabies mites. Ivermectin is a pill that may be used.
Itching may continue for 2 weeks or more after treatment begins, but it will disappear if you follow your health care provider’s treatment plan. You can reduce itching with cool soaks and calamine lotion. Your doctor may also recommend an oral antihistamine.
Things to be aware of… Scabies Complications:
Intense scratching can cause a secondary skin infection, such as impetigo. A severe case with a lot of scaling or crusting may be a sign that the person has another infection, such as HIV.
- Detailed Scabies Symptoms
- Pictures of Scabies/”the seven year itch”
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- Scabies Blog
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References
- Symptoms
- Engelman, Daniel, and Andrew C. Steer. “Diagnosis, treatment, and control of scabies: can we do better?.” The Lancet Infectious Diseases 18.8 (2018): 822-823.
- Salavastru, C. M., et al. “European guideline for the management of scabies.” Journal of the European Academy of Dermatology and Venereology 31.8 (2017): 1248-1253.
- Park, Jebyung, et al. “Identifying the time to cure for patients with classic scabies after infection control intervention in acute care hospital settings.” American journal of infection control 47.5 (2019): 588-590.
- Hewitt, K. A., A. Nalabanda, and J. A. Cassell. “Scabies outbreaks in residential care homes: factors associated with late recognition, burden and impact. A mixed methods study in England.” Epidemiology & Infection 143.7 (2015): 1542-1551.
- Cohen, Philip R. “Scabies masquerading as bullous pemphigoid: scabies surrepticius.” Clinical, cosmetic and investigational dermatology 10 (2017): 317.
- Testing
- Arlian, Larry G., Hermann Feldmeier, and Marjorie S. Morgan. “The potential for a blood test for scabies.” PLoS neglected tropical diseases 9.10 (2015): e0004188.
- Thompson, M. J., et al. “Systematic review of the diagnosis of scabies in therapeutic trials.” Clinical and experimental dermatology 42.5 (2017): 481-487.
- Abdel-Latif, Azmy A., et al. “Comparing the diagnostic properties of skin scraping, adhesive tape, and dermoscopy in diagnosing scabies.” Acta dermatovenerologica Alpina, Pannonica, et Adriatica 27.2 (2018): 75-78.
- Walton, Shelley F., and Bart J. Currie. “Scabies.” Neglected Tropical Diseases-Oceania. Springer, Cham, 2016. 249-272.
- Hahm, J. E., C. W. Kim, and S. S. Kim. “Nested PCR for diagnosing scabies infestation.” British Journal of Dermatology 179.4 (2018): e173-e173.
- Treatment
- Engelman, Daniel, and Andrew C. Steer. “Diagnosis, treatment, and control of scabies: can we do better?.” The Lancet Infectious Diseases 18.8 (2018): 822-823.
- Sanders, Kristen M., et al. “Non-Histaminergic Itch Mediators Elevated in the Skin of a Porcine Model of Scabies and of Human Scabies Patients.” Journal of Investigative Dermatology 139.4 (2019): 971-973.
- Aussy, A., et al. “Risk factors for treatment failure in scabies: a cohort study.” British Journal of Dermatology (2018).
- Mounsey, Kate E., et al. “Prospects for moxidectin as a new oral treatment for human scabies.” PLoS neglected tropical diseases 10.3 (2016): e0004389.
- Ahmad, Hesham M., Eman S. Abdel‐Azim, and Rasha T. Abdel‐Aziz. “Clinical efficacy and safety of topical versus oral ivermectin in treatment of uncomplicated scabies.” Dermatologic therapy 29.1 (2016): 58-63.
- Prevention
- May, Philippa J., et al. “Treatment, prevention and public health management of impetigo, scabies, crusted scabies and fungal skin infections in endemic populations: a systematic review.” Tropical Medicine & International Health 24.3 (2019): 280-293.
- May, Philippa, et al. “Protocol for the systematic review of the prevention, treatment and public health management of impetigo, scabies and fungal skin infections in resource-limited settings.” Systematic reviews 5.1 (2016): 162.
- Wang, Peihong, et al. “Investigation, prevention and control of a healthcare-associated infection outbreak due to Norwegian scabies.” Chinese Journal of Infection Control 16.8 (2017): 749-751.
- Makkar, S. S. “Prevention and management of scabies in pets vis-a-vis human health.” Allgemeine Homöopathische Zeitung 262.02 (2017): FF03-02.
- Mara, Duncan. “Scabies control: the forgotten role of personal hygiene.” The Lancet Infectious Diseases 18.10 (2018): 1068.
- Transmission
- van der Linden, Naomi, et al. “A systematic review of scabies transmission models and data to evaluate the cost-effectiveness of scabies interventions.” PLoS neglected tropical diseases 13.3 (2019): e0007182.
- Rihatmadja, Rahadi, et al. “Why are they hard to treat? A preliminary survey to predict important factors causing persistent scabies among students of religion-affiliated boarding schools in Indonesia.” Dermatology Reports (2019).
- Kinyanjui, Timothy, et al. “Scabies in residential care homes: Modelling, inference and interventions for well-connected population sub-units.” PLoS computational biology 14.3 (2018): e1006046.
- Park, Jebyung, et al. “Identifying the time to cure for patients with classic scabies after infection control intervention in acute care hospital settings.” American journal of infection control 47.5 (2019): 588-590.
- Engelman, Daniel, and Andrew Steer. “Control strategies for scabies.” Tropical medicine and infectious disease 3.3 (2018): 98.