Understanding Hospital-Acquired Infections Hospital-acquired infections (HAIs), also known as healthcare-associated infections, are the infections that patients get while they are in the hospital. These infections typically appear 48 hours or more after admission. In developed countries, HAIs contribute to 7% of cases, while in developing countries, the figure is 10%. HAIs increase hospital stays, cause disabilities, and create economic burdens (Khan et al., 2017). Each year, a population equal to that of the entire United States acquires an HAI, with nearly 1 in 31 hospital patients affected by at least one infection. Middle-income countries have the highest annual burden, with almost 119 million cases (Balasubramanian et al., 2023). India is one of the countries that bears the burden of high Hospital-acquired infections (HAIs) cases. A study across 947 hospitals found that 19.5% of ICU patients had at least one HAI (HAIs: Reports and Data, n.d.). ICU patients are at higher risk of acquiring HAIs and multidrug-resistant pathogens. These infections are increasing by time due to increase in hospitalisation cases, more complex healthcare treatments, and the growing complexity of patient’s conditions. HAIs occur worldwide and lead to significant avoidable healthcare costs. Many of the pathogens are already present in hospital environments and can easily spread from one patient to another due to poor infection control practices by caregivers or facilities (Jayasree & Afzal, 2019). Table 1: Common pathogens and risk factors for hospital-acquired infections Category Details Risk factors for HAIs - Immunosuppression - Older age - Length of hospital stay - Multiple comorbidities - Frequent healthcare visits - Mechanical ventilatory support - Recent invasive procedures - Indwelling devices - ICU stay - Intravenous antibiotics within last 90 days (major risk factor for antimicrobial resistance) Common pathogens for HAIs Clostridium difficile Causes Clostridium difficile colitis Central Line-Associated Bloodstream Infections (CLABSI) - Candida spp. (adult ICU) - Enterobacteriaceae (adult wards, pediatric ICU, oncology wards) - Staphylococcus aureus Catheter-Associated Urinary Tract Infections (CAUTI) - Enterococcus - Staphylococcus aureus - Pseudomonas - Proteus - Klebsiella - Candida Surgical Site Infections (SSI) - Staphylococcus aureus - Coagulase-negative staphylococcus - E. coli - Pseudomonas aeruginosa - Enterobacter - Klebsiella pneumoniae Hospital-Acquired Pneumonia (HAP) and Ventilator-Associated Pneumonia (VAP) - Staphylococcus aureus - Pseudomonas aeruginosa Paediatric Pathogens (HAP/VAP) - E. coli - Klebsiella pneumoniae Control Strategies and Difficulties in India's HAI War India faces huge challenges in controlling hospital-acquired infections (HAIs) due to its large population and the high demand for in-patient care. Many healthcare facilities, both public and private, struggle with poor infection prevention and control (IPC) practices (Murhekar & Kumar, 2022). India’s healthcare system is under-resourced, especially in rural areas, making it difficult to maintain proper hygiene. Hospitals are often overcrowded, and infection prevention tools like disinfectants, personal protective equipment (PPE), and sterilization equipment are limited. The widespread use of antibiotics has also contributed to antimicrobial resistance (AMR), making it harder to control infections. Additionally, there is a lack of training among healthcare staff and patients about proper hygiene practices. Many rural healthcare facilities are poorly equipped for effective IPC, leading to higher risks of cross-contamination (Joshi et al., 2018). A study on IPC measures in Indian hospitals found that 59% of hospitals had moderate IPC practices, while 13% had basic-level practices (Katoch et al., 2022). Hospitals that adopted multimodal approaches, such as staff education, guideline compliance, and quality improvements, saw lower rates of HAIs. This shows the need for continuous strengthening of IPC measures and regular monitoring (Katoch et al., 2022). Surveillance of HAIs and AMR is critical, as AMR is projected to cause 10 million deaths annually by 2050. Programs like antimicrobial stewardship (AMS) are vital in managing this growing threat (Maki & Zervos, 2021). Innovative Solutions and Technology in Infection Prevention and Control Advancing technology has brought new, innovative approaches to infection prevention and control (IPC) in hospitals and healthcare facilities (Table 2). Mobile applications and surveillance software are now essential tools for tracking hospital-acquired infections (HAIs) in real time. These technologies enable healthcare providers to collect and analyze infection data faster, improving their ability to contain outbreaks. For example, the CDC’s National Healthcare Safety Network (NHSN) offers a large-scale, data-driven framework that helps hospitals monitor infections and support existing practices and policies. Another important development is the use of UV light sterilization, which has largely replaced traditional cleaning methods. UV-C sterilization machines are highly effective at killing bacteria and viruses, offering a powerful solution to reduce viral infections in hospitals (Santos & de Castro, 2021). Studies show that these machines can significantly improve hospital hygiene by directly targeting harmful pathogens. The COVID-19 pandemic further accelerated the adoption of telemedicine. Telehealth services help reduce in-person contact, lowering the risk of pathogen transmission. Patients can consult with doctors remotely, receive prescriptions, and avoid unnecessary exposure to infection (Dorsey & Topol, 2020). This not only protects patients but also eases the burden on healthcare facilities by reducing the need for in-person visits. Telemedicine platforms also help manage healthcare resources more efficiently, ensuring that hospitals can prioritize cases requiring physical interaction. Together, these technological advancements provide a comprehensive approach to IPC, making healthcare environments safer. They improve real-time tracking of infections, enhance decontamination methods, and minimize the risk of physical contact, all of which contribute to a more effective healthcare system. Table 2: Recent advancements in the management of HAIs Method Effectiveness Limitations Optimal use cases Examples in practice Traditional cleaning Effective for visible soil removal and initial microbial reduction but may leave microscopic pathogens. Labor-intensive, may miss hard-to-reach areas, and requires strict adherence to protocols for optimal results. Daily cleaning, especially for organic soil removal and initial disinfection in all hospital areas. Mop and wipe-down procedures, use of Environmental Protection Agency (EPA) approved disinfectants for healthcare settings. UV-C sterilization High effectiveness in inactivating pathogens on surfaces, with up to 90% reduction in specific bacteria, effective for high-touch areas. Best as a secondary measure, it requires clear line-of-sight exposure; surfaces need to be free of organic matter. Adjunct to traditional cleaning, especially in high-risk areas like ICUs, operating rooms, and isolation rooms. UV-C robots and stationary units in patient rooms and operating theatres post-manual cleaning. Antimicrobial coatings Provides continuous microbial resistance on surfaces, reducing bacterial loads over extended periods, but varies with coating type. Limited efficacy on porous surfaces, potential wear over time, may require reapplication or maintenance. Long-term protection for high-touch surfaces in patient rooms, common areas, and locations with frequent contact. Copper, silver ion, or antimicrobial polymer coatings on frequently touched surfaces like door handles and bed rails. Recommendations In order to ensure that HAIs are prevented from occurring in the first place, healthcare facilities should incorporate IPC measures. Key recommendations include: Establish infection control programs: Establish and operationalize functional hospital-specific Infection Control Committees (HICCs) for the discharge of IPC functions, policy making and implementation of guidelines as spelt out by the national body. Adhere to standard precautions: The measures are appropriate hand washing techniques, gloves or any other protective clothing, safe disposal of used injections and sharps and management of wastes in general. Regular surveillance: Supervise and record infection incidence in the facility for purposes of evaluating IPC measures and triggering investigations for possible enhancement. Implement AMS programs: Combat AMR through prescription regulation by setting standards for procedures for the correct usage of antibiotics. Continuous education and training: Healthcare workers should undergo refresher IPC training on the existing IPC threats and new IPC challenges effectively and enforce IPC compliance to improve patient safety. Maintain environmental hygiene: Hospitals should periodically clean and disinfect hospital surroundings, such as patient accommodation, operating theatre, and machines, to minimize the spread of pathogenic organisms. Implement isolation protocols: Avoid cross spread of infection to other patients by isolating such patients using the right isolation rooms and adhering to specific infection control measures. Promote hand hygiene compliance: Promote and enforce the proper use of hand washing by the health care providers. Conclusion India faces unique challenges such as infrastructure differences, lack of availability of resources and awareness towards Hospital-acquired infections (HAIs), making IPC a crucial dimension to HAI control. The adoption of a comprehensive, multi-faceted approach that includes improvements in sanitation and hygiene practices, alongside training for healthcare staff on IPC guidelines, will ensure more rigorous implementation of standardized protocols coupled with periodic monitoring, which could go far to bring about a reduction in HAI-related infection rates. Recent advancements, such as antimicrobial coatings, UV-C sterilization, and regular cleaning, offer promising solutions to enhance IPC effectiveness and minimize infection risks. It is also important to invest in technology for rapid diagnostics, procure more personal protective equipment and ensure effective awareness campaigns are carried out. Moreover, it is crucial that healthcare providers and policymakers come together & partner with the public to build a culture of infection prevention. While India continues to work on improving its healthcare practices, strong IPC measures can save lives and enable patient confidence and trust, along with savings from Hospital-acquired infections (HAIs). References Balasubramanian, R., Van Boeckel, T. P., Carmeli, Y., Cosgrove, S., & Laxminarayan, R. (2023). Global incidence in hospital-associated infections resistant to antibiotics: An analysis of point prevalence surveys from 99 countries. PLOS Medicine, 20(6), e1004178. https://doi.org/10.1371/journal.pmed.1004178 HAIs: Reports and Data. (n.d.). Centers for Disease Control and Prevention. Retrieved November 5, 2024, from https://www.cdc.gov/healthcare-associated-infections/php/data/index.html Jayasree, T., & Afzal, M. (2019). Implementation of Infection Control Practices to Manage Hospital Acquired Infections. Journal of Pure and Applied Microbiology, 13(1), 591–597. https://doi.org/10.22207/JPAM.13.1.68 Joshi, S. C., Diwan, V., Joshi, R., Sharma, M., Pathak, A., Shah, H., Tamhankar, A. J., & Stålsby Lundborg, C. (2018). “How Can the Patients Remain Safe, If We Are Not Safe and Protected from the Infections”? A Qualitative Exploration among Health-Care Workers about Challenges of Maintaining Hospital Cleanliness in a Resource Limited Tertiary Setting in Rural India. International Journal of Environmental Research and Public Health, 15(9), 1942. https://doi.org/10.3390/ijerph15091942 Katoch, O., Katyal, S., Srivastav, S., Rodrigues, C., Rupali, P., Chakrabarti, A., Ray, P., Tak, V., Biswal, M., Nath, R., Mukhopadhyay, C., Bhattacharya, S., Padmaja, K., Deotale, V., Venkatesh, V., Wattal, C., MA, T., Nag, V. L., Ray, R., … Mathur, P. (2022). Self-reported survey on infection prevention and control structures in healthcare facilities part of a national level healthcare associated infection surveillance network in India, 2019. American Journal of Infection Control, 50(4), 390–395. https://doi.org/10.1016/j.ajic.2021.09.019 Khan, H. A., Baig, F. K., & Mehboob, R. (2017). Nosocomial infections: Epidemiology, prevention, control and surveillance. Asian Pacific Journal of Tropical Biomedicine, 7(5), 478–482. https://doi.org/10.1016/j.apjtb.2017.01.019 Maki, G., & Zervos, M. (2021). Health Care–Acquired Infections in Low- and Middle-Income Countries and the Role of Infection Prevention and Control. Infectious Disease Clinics of North America, 35(3), 827–839. https://doi.org/10.1016/j.idc.2021.04.014 Murhekar, M. V., & Kumar, C. G. (2022). Health-care-associated infection surveillance in India. The Lancet Global Health, 10(9), e1222–e1223. https://doi.org/10.1016/S2214-109X(22)00317-5 Santos, T. dos, & de Castro, L. F. (2021). Evaluation of a portable Ultraviolet C (UV-C) device for hospital surface decontamination. Photodiagnosis and Photodynamic Therapy, 33, 102161. https://doi.org/10.1016/j.pdpdt.2020.102161 Balasubramanian, R., Van Boeckel, T. P., Carmeli, Y., Cosgrove, S., & Laxminarayan, R. (2023). Global incidence in hospital-associated infections resistant to antibiotics: An analysis of point prevalence surveys from 99 countries. PLOS Medicine, 20(6), e1004178. https://doi.org/10.1371/journal.pmed.1004178 HAIs: Reports and Data. (n.d.). Centers for Disease Control and Prevention. Retrieved November 5, 2024, from https://www.cdc.gov/healthcare-associated-infections/php/data/index.html Jayasree, T., & Afzal, M. (2019). Implementation of Infection Control Practices to Manage Hospital Acquired Infections. Journal of Pure and Applied Microbiology, 13(1), 591–597. https://doi.org/10.22207/JPAM.13.1.68 Joshi, S. C., Diwan, V., Joshi, R., Sharma, M., Pathak, A., Shah, H., Tamhankar, A. J., & Stålsby Lundborg, C. (2018). “How Can the Patients Remain Safe, If We Are Not Safe and Protected from the Infections”? A Qualitative Exploration among Health-Care Workers about Challenges of Maintaining Hospital Cleanliness in a Resource Limited Tertiary Setting in Rural India. International Journal of Environmental Research and Public Health, 15(9), 1942. https://doi.org/10.3390/ijerph15091942 Katoch, O., Katyal, S., Srivastav, S., Rodrigues, C., Rupali, P., Chakrabarti, A., Ray, P., Tak, V., Biswal, M., Nath, R., Mukhopadhyay, C., Bhattacharya, S., Padmaja, K., Deotale, V., Venkatesh, V., Wattal, C., MA, T., Nag, V. L., Ray, R., … Mathur, P. (2022). Self-reported survey on infection prevention and control structures in healthcare facilities part of a national level healthcare associated infection surveillance network in India, 2019. American Journal of Infection Control, 50(4), 390–395. https://doi.org/10.1016/j.ajic.2021.09.019 Khan, H. A., Baig, F. K., & Mehboob, R. (2017). Nosocomial infections: Epidemiology, prevention, control and surveillance. Asian Pacific Journal of Tropical Biomedicine, 7(5), 478–482. https://doi.org/10.1016/j.apjtb.2017.01.019 Maki, G., & Zervos, M. (2021). Health Care–Acquired Infections in Low- and Middle-Income Countries and the Role of Infection Prevention and Control. Infectious Disease Clinics of North America, 35(3), 827–839. https://doi.org/10.1016/j.idc.2021.04.014 Murhekar, M. V., & Kumar, C. G. (2022). Health-care-associated infection surveillance in India. The Lancet Global Health, 10(9), e1222–e1223. https://doi.org/10.1016/S2214-109X(22)00317-5 Santos, T. dos, & de Castro, L. F. (2021). Evaluation of a portable Ultraviolet C (UV-C) device for hospital surface decontamination. Photodiagnosis and Photodynamic Therapy, 33, 102161. https://doi.org/10.1016/j.pdpdt.2020.102161

Surgical procedures are necessary for treatment and recovery, yet can lead to various complications, particularly SURGICAL SITE INFECTIONS(SSIs). These infections can significantly impact a patient’s recovery Phase, prolonged hospital stays , and increase health care costs. In this blog we will learn about types, causes, prevention strategies and management of Surgical Site issues.

What are surgical site infections?

Surgical site infections are the ones that occur in the area where surgery has been performed. SSI are a type of Hospital Associated infection (HAI).

There are 3 types of SSIs says Centers for Disease Control:

Superficial Incisional SSI: Infection occurs at the level where the incision was made.
Deep Incisional SSI: Infection develops beneath the incision in the muscle and surrounding tissue.
Organ or Space SSI: Infection occurs in any area of the body other than skin or muscle that was involved in surgery.

The incidence of Surgical Site Infections occurred between 1% to 3% of surgical patients due to factors like type of the surgery and patient health influencing risk.

Causes and Risk Factors of surgical site infection

Surgical Site infections are primarily caused by Bacteria Entering the surgical site. Common culprits include Staphylococcus, Streptococcus, and Pseudomonas species.

Risk factors of SSI:

Pre-existing conditions: Diabetes, Obesity, and a weakened immune system.
Surgical Factors: Emergency surgeries, surgeries lasting long hours, or a major surgery of an internal organ
Environmental Factors: Contaminated surgical instrument or improper care post surgery.

Signs and Symptoms of surgical site infections

Any SSI case may cause redness, delayed healing , fever, pain, tenderness, warmth, or swelling. There are other signs and symptoms for specific types of surgical site infections.

Increased pain or tenderness in the surgical site
Redness and swelling
Presence of pus or drainage
Fever or chills
Delayed healing of the wound

Preventing Surgical site infection(SSIs)

If you are undergoing surgery, ask your doctor what you may do to lower your chance of developing a surgical site infection. It is critical to quit smoking before surgery and to inform your surgical team about your medical history, particularly if you have diabetes or another chronic ailment. Also, avoid shaving in the skin area that the surgeon intends to operate on.

No matter how curious they are, loved ones should avoid touching your wound or surgical site. Follow your doctor’s recommendations for wound care after surgery. Call your doctor if you experience fever or pus, redness, heat, pain or tenderness near the wound, or any other signs or symptoms of a surgical site infection.

Treating surgical site infections

Most SSIs are treatable with antibiotics. Additional surgery or procedures may be needed to treat the SSI. During rehabilitation, ensure that friends and family members wash their hands before and after entering your room. Make sure all caregivers, including doctors and nurses, wash their hands.

Conclusion

Surgical site concerns remain a key element of postoperative care that must be addressed by both healthcare practitioners and patients. Understanding the many types of surgical wounds, detecting probable causes and symptoms, and applying effective prevention techniques can help to dramatically minimize the incidence of surgical site infections. Adherence to these standards not only improves recovery results, but also increases overall patient safety in surgical settings.

From Surgery to Healing: Essential Steps to Prevent Surgical Site Infections

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