Last reviewed: May 12, 2026 Last updated: May 12, 2026

Written by: Jay Hastings , CEO of PlexusDx

Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations. He has more than 20 years of experience across healthcare innovation, genomics, laboratory operations, healthcare investing, and strategic finance. His work has included scaling healthcare startups, leading CLIA lab integrations, and helping expand consumer access to precision health tools.

Medically reviewed by: Jayden Lee, PharmD, EMBA

Jayden Lee, PharmD, EMBA, is the PlexusDx Medical Science Liaison with a PharmD and MBA specializing in pharmacogenomics and clinical product development, with a proven ability to bridge the gap between genomic research and practical patient outcomes. Dr. Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research.

Diabetic Foot Ulcers

Diabetic foot ulcers are serious complications that frequently affect people who have diabetes. The open sores on feet develop into severe complications when proper management is neglected. This blog post examines the genetic factors related to diabetic foot ulcers and analyzes risk elements while offering actionable prevention and treatment methods.

Genetic Trait

Slow-healing wounds called diabetic foot ulcers appear frequently on the feet of people who have diabetes. Diabetes leads to ulcers through mechanisms involving nerve damage along with impaired circulation and diminished ability to fight infections. Diabetic foot ulcers develop in about 15% of diabetes patients and these ulcers can cause serious complications without proper treatment. The key indicators of diabetic foot ulcers are swelling, redness, warmth near the wound along with pain which intensifies with neuropathy, drainage of fluids, a foul smell from the wound and dark tissue encircling the wound. Preventing serious complications including amputation requires both early detection and proper management of conditions.

Multiple factors like peripheral neuropathy and poor blood circulation increase the risk of diabetic foot ulcers along with foot deformities and improper footwear combined with uncontrolled blood sugar levels and previous foot ulcers. Researchers found that a genetic variant in the MAPK14 gene leads to a higher chance of foot ulcers among diabetic patients. The carriers of the 'T' allele at rs80028505 demonstrated a 71% elevated risk of foot ulcer development which showcases the genetic influence on wound healing. Keeping blood sugar levels within a healthy range serves as a fundamental preventive approach against developing diabetic foot ulcers.

To prevent foot-related complications effective methods include routine foot checks as well as maintaining clean feet and wearing proper shoes together with early detection of wounds. Foot ulcer treatment requires regular foot inspections, proper foot cleanliness, suitable footwear usage, ulcer dressing and cleaning, infection treatment with antibiotics, and blood sugar management. Patients with advanced conditions may need surgery to eliminate dead tissue or to correct foot deformities. Diabetic foot ulcers represent a serious diabetes-related complication that necessitates both proactive management and preventive efforts. Knowing the genetic risk factors related to foot ulcers enables diabetes patients to take essential steps in preventing health complications.

PlexusDx Precision Health & Wellness Tests

PlexusDx offers Precision Health & Wellness tests that deliver individualized insights about your genetic tendencies towards diet and nutritional needs. Manage your health by consulting healthcare professionals to get complete instructions for diabetes treatment and complication management. Timely intervention combined with correct foot care plays a vital role in avoiding the development of diabetic foot ulcers while protecting general foot health. Keep updated with information and take active steps to maintain your health as your top priority.

Medical and Editorial Standards

Medical review process: This article was reviewed for medical accuracy, scientific clarity, evidence alignment, and appropriate discussion of genetics, medications, supplements, biomarkers, and health-related claims.

Sources and evidence: PlexusDx educational content is developed using peer-reviewed research, clinical literature, reputable medical references, and, where applicable, public health or regulatory guidance. References are included at the end of the article when scientific, medical, or health-related claims are discussed.

Commercial transparency: PlexusDx offers genetic testing, blood biomarker testing, personalized supplement recommendations, and related precision wellness services. Product mentions are intended to help readers understand available options and should not be interpreted as medical advice.

Important disclaimer: PlexusDx educational content is for informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about medications, supplements, genetic testing, lab testing, or health-related care.

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