1.Incidence of Community-associated Methicillin-resistant Staphylococcus aureus Infections in a Regional Hospital
Hidenobu Kawabata ; Manabu Murakami ; Masaji Maezawa ;
Journal of Rural Medicine 2011;6(1):22-25
Background and Objective: Since the early 2000s, the incidence of methicillin-resistant Staphylococcus aureus (MRSA) infections among the community of people lacking known healthcare risk factors has increased. This MRSA infection is referred to as community-associated MRSA (CA-MRSA) infection and is distinct from hospital-associated MRSA (HA-MRSA) infection, which occurs among people with known healthcare risk factors. Understanding the epidemiology of CA-MRSA infections is critical; however, this has not been investigated in detail in Japan. Our objective was to investigate the incidence of CA-MRSA infections in a regional hospital. Patients and Methods: We investigated CA-MRSA isolates and infections in a rural regional hospital by reviewing medical records of one year. Infections were classified as CA-MRSA if no established risk factors were identified. Results: During 2008, 31 Staphylococcus aureus (S. aureus) isolates were detected in 29 unique patients, with 1 methicillin-sensitive S. aureus (MSSA) isolates obtained from 19 patients (66%) and MRSA obtained from 10 patients (34%). In the 10 patients with MRSA, the number of HA-MRSA and CA-MRSA cases were nine (32% of patients with S. aureus isolates) and one (3%), respectively. The patient with CA-MRSA was diagnosed with cellulitis due to CA-MRSA. All nine patients with HA-MRSA exhibited colonization. Conclusion: We observed a CA-MRSA case in a regional hospital in Japan, suggesting that incidence trends of CA-MRSA should be considered in future research and treatment.
3.A Case of Community-Associated Methicillin-Resistant Staphylococcus Aureus Infections in a Community Hospital
Hidenobu Kawabata ; Manabu Murakami ; Kengo Kisa ; Yuya Kimura ; Masaji Maezawa
Journal of Rural Medicine 2010;5(1):140-143
Infections caused by methicillin-resistant Staphylococcus Aureus (MRSA) have recently occurred in communities in people lacking known healthcare risk factors. This MRSA infection is referred to as community-associated MRSA (CA-MRSA) infection, and is distinct from hospital-associated MRSA infection, which occurs in people with risk factors. We experienced a patient diagnosed with CA-MRSA cellulitis, as culture of pus revealed MRSA and he had not been exposed to healthcare environments for the past year. The patient was a previously healthy 38-year-old man with suppurative cellulitis in his right index finger following injury to the finger at his worksite. The cellulitis was successfully managed with incision and drainage (I&D), followed by cefazolin during a 10-day clinical course, although the patient’s MRSA strain was resistant to cefazolin. There are several reports that suggest that I&D followed by antibiotic treatment for CA-MRSA skin infection produces equivalent clinical outcomes, whether the antibiotic prescribed was effective or not. Given that MRSA emerged in an outpatient setting, CA-MRSA should be considered a possible etiology of skin infection in healthy individuals with no classical risk factors for acquisition of MRSA.
4.Incidence of Community-associated Methicillin-resistant Staphylococcus aureus Infections in a Regional Hospital
Hidenobu Kawabata ; Manabu Murakami ; Kengo Kisa ; Masaji Maezawa
Journal of Rural Medicine 2011;6(1):22-25
Background and Objective: Since the early 2000s, the incidence of methicillin-resistant Staphylococcus aureus (MRSA) infections among the community of people lacking known healthcare risk factors has increased. This MRSA infection is referred to as community-associated MRSA (CA-MRSA) infection and is distinct from hospital-associated MRSA (HA-MRSA) infection, which occurs among people with known healthcare risk factors. Understanding the epidemiology of CA-MRSA infections is critical; however, this has not been investigated in detail in Japan. Our objective was to investigate the incidence of CA-MRSA infections in a regional hospital.
Patients and Methods: We investigated CA-MRSA isolates and infections in a rural regional hospital by reviewing medical records of one year. Infections were classified as CA-MRSA if no established risk factors were identified.
Results: During 2008, 31 Staphylococcus aureus (S. aureus) isolates were detected in 29 unique patients, with 1 methicillin-sensitive S. aureus (MSSA) isolates obtained from 19 patients (66%) and MRSA obtained from 10 patients (34%). In the 10 patients with MRSA, the number of HA-MRSA and CA-MRSA cases were nine (32% of patients with S. aureus isolates) and one (3%), respectively. The patient with CA-MRSA was diagnosed with cellulitis due to CA-MRSA. All nine patients with HA-MRSA exhibited colonization.
Conclusion: We observed a CA-MRSA case in a regional hospital in Japan, suggesting that incidence trends of CA-MRSA should be considered in future research and treatment.
5.Acute Intestinal Obstruction Due to Intestinal Anisakiasis Resolved with Conservative Therapy
Hidenobu Kawabata ; Yuya Kimura ; Kengo Kisa ; Manabu Murakami ; Masaji Maezawa
Journal of Rural Medicine 2008;4(2):87-90
Intestinal anisakiasis is rarely diagnosed because it is thought to be uncommon and is poorly recognized. It produces severe abdominal pain and an inflammatory reaction often resulting in reactive intestinal obstruction, which is sometimes treated with an unnecessary laparotomy as acute abdomen or intestinal obstruction. We reported a 58-year-old female with acute intestinal obstruction caused by intestinal anisakiasis, which resulted in a self-limiting clinical course. The diagnosis was based on a history of recent ingestion of raw fish and abdominal computed tomographic findings of partial thickening of the intestinal wall accompanied by focal luminal narrowing with ascites. In spite of the severity of the abdominal pain, the bowel obstruction induced by inflammation and edema was resolved with conservative treatment after three weeks. Accordingly, intestinal anisakiasis was considered in the differential diagnosis of intestinal obstruction, which can be treated with conservative therapy.
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6.A Case of Community-Associated Methicillin-Resistant Staphylococcus Aureus Infections in a Community Hospital
Hidenobu Kawabata ; Manabu Murakami ; Kengo Kisa ; Yuya Kimura ; Masaji Maezawa
Journal of Rural Medicine 2010;5(1):140-143
Infections caused by methicillin-resistant Staphylococcus Aureus (MRSA) have recently occurred in communities in people lacking known healthcare risk factors. This MRSA infection is referred to as community-associated MRSA (CA-MRSA) infection, and is distinct from hospital-associated MRSA infection, which occurs in people with risk factors. We experienced a patient diagnosed with CA-MRSA cellulitis, as culture of pus revealed MRSA and he had not been exposed to healthcare environments for the past year. The patient was a previously healthy 38-year-old man with suppurative cellulitis in his right index finger following injury to the finger at his worksite. The cellulitis was successfully managed with incision and drainage (I&D), followed by cefazolin during a 10-day clinical course, although the patient’s MRSA strain was resistant to cefazolin. There are several reports that suggest that I&D followed by antibiotic treatment for CA-MRSA skin infection produces equivalent clinical outcomes, whether the antibiotic prescribed was effective or not. Given that MRSA emerged in an outpatient setting, CA-MRSA should be considered a possible etiology of skin infection in healthy individuals with no classical risk factors for acquisition of MRSA.
7.What Rural Physicians Need to Engage in Community Based Education: A Qualitative Interview Survey
Manabu Murakami ; Hidenobu Kawabata ; Kengo Kisa ; Masaji Maezawa
Journal of Rural Medicine 2012;7(1):38-41
There is systematic evidence that community-based education is effective in the recruitment of rural physicians to remote communities. However, various obstacles may exist that prevent rural physicians from sustaining their mentoring activities. The aim of this study was to explore ways for rural physicians to overcome such adversities and continue their mentoring activities. We interviewed four nominated physicians (all male, mean age 48 years) based in Hokkaido, Japan, who practiced in an area with less than 10,000 inhabitants. Semi-structured interviews of approximately 60 minutes were performed and focused on topics rural physicians’ found necessary for their teaching activities. All interviews were tape-recorded and transcribed, the verbatim transcripts were analyzed and repeated themes were identified. Three themes that emerged as needs were 1. sustained significant human relationship, including the formation of a network between students and university faculty, as well as developing partnerships with many community relationships, or other medical professions; 2. intrinsic motivations and satisfaction, including pleasure in mentoring the younger generations; and 3. rewards, including financial compensation. Rural physicians as preceptors require nonremunerative, intrinsic motivational factors, such as a sense of satisfaction regarding the education of medical students and being able to relate to residents and others health-care professions, when pursuing their educational activities. To support them, focusing only on monetary facets may be unsuccessful in encouraging them to continue their educational work.