Publications by authors named "Michael Gazes"

Article Synopsis
  • Treatment of diabetic foot ulcers is complicated and costly, often leading to amputation; a new method called Transverse Tibia Transport aims to improve healing.
  • A case study of a 32-year-old man with a non-healing heel ulcer revealed that after unsuccessful standard treatments, the transverse tibia transport technique healed the ulcer in 4 months without complications.
  • The underlying principle of this technique is distraction histogenesis, which promotes the regeneration of soft tissues and has potential applications for various medical conditions, including those related to poor blood flow and bone infections.
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Charcot's neuroarthropathy complicated by calcaneal osteomyelitis can be difficult to treat. Various surgical techniques describe how to manage these conditions. Eggshell-type debridement with application of antibiotic-impregnated bone substitute is a viable option that eliminates infected bone and allows staged reconstructive surgery.

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Introduction: Partial calcanectomy (PC) can be performed to treat chronic heel ulcers in patients with calcaneal osteomyelitis. Patients undergoing PC often have multiple comorbidities, limited mobility, and face high risk of major limb amputation. This study examined the extent of vascular diagnostic testing and interventions as well as long-term outcomes in patients undergoing PC.

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Apoptosis and clearance of apoptotic cells via efferocytosis are evolutionarily conserved processes that drive tissue repair. However, the mechanisms by which recognition and clearance of apoptotic cells regulate repair are not fully understood. Here, we use single-cell RNA sequencing to provide a map of the cellular dynamics during early inflammation in mouse skin wounds.

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Wound repair requires the coordination of multiple cell types including immune cells and tissue resident cells to coordinate healing and return of tissue function. Diabetic foot ulceration is a type of chronic wound that impacts over 4 million patients in the US and over 7 million worldwide (Edmonds et al., 2021).

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Desmoplastic fibroblastomas are benign and uncommon soft-tissue tumors. They are typically slow-growing, painless masses found in adult men. Rapidly growing masses have been previously reported, but are more rare.

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Complex soft-tissue injuries consist of difficult traumatic injuries caused by high-energy mechanisms such as motor vehicle accidents, lawnmower injuries, and crush injuries from heavy objects. Many times, because of the high-energy trauma, there is significant damage to the soft tissue and underlying bone, leading to a complex situation for healing. In this case report, a 43-year-old woman presented with extensive degloving injury and open fractures of the forefoot resulting from a lawnmower accident.

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Ganglion cysts have been recorded in many areas throughout the body. Intratendinous ganglion cysts in the foot are very rare. We present the case of 51-year-old woman with a recurrent right foot ganglion cyst.

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Introduction: Squamous cell carcinoma (SCC) is most commonly found on sun-damaged skin and less often occurs on the toes and feet.

Case Report: A 41-year-old man with a history of human immunodeficiency virus and asthma, who had received highly active antiretroviral therapy for 7 years while incarcerated, presented to the emergency department with a primary SCC of the left foot with inguinal lymph node metastasis. The patient underwent a left foot transmetatarsal amputation; due to noncompliance, he underwent a below-the-knee amputation 17 days later as a result of surgical findings and extent of infection.

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A vascular leiomyoma is a vascular soft tissue tumor that is relatively rare and benign. They usually occur as solitary lesions and are well encapsulated. The present study describes a unique case of vascular leiomyoma causing erosions of a metatarsal secondary to compression from the tumor.

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Management of diabetes mellitus (DM) involves podiatrists as the primary practitioners engaged in prevention and treatment of lower limb pathology. Patients must first possess adequate knowledge to engage in effective self-management. A knowledge assessment of a DM cohort has never before been conducted in Ireland.

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Introduction: Ultrasound and electric stimulation are known therapies for the treatment of chronic ulcerations. Combined modulated ultrasound and electric field stimulation (CUSEFS) have never been studied as a single modality. The authors evaluate the results of CUSEFS (BRH Medical Ltd, Jerusalem, Israel) on a variety of wound types in a number of clinics.

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Introduction: Charcot neuroarthropathy may occur in patients with peripheral neuropathy who do not notice pain while their bones and joints collapse or breakdown under the constant pressure of body weight. This can lead to ulcerations from severe deformity and potentially limb-threatening and life-threatening infections. Current treatments vary from immobilization to extensive reconstructive surgical interventions.

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Introduction: Transcutaneous oxygen pressure (TcPO2) less than 30 mm Hg at the toe leads to local tissue hypoxia and nonhealing wounds. Studies regularly illustrate that TcPO2 values are strong predictors of healing and can accurately demonstrate altered levels when extremities have restricted blood flow. The objective of this study was to evaluate the effectiveness of surface acoustic wave (SAW) in ischemic feet on local tissue oxygenation.

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Onychomycosis is defined as a fungal infection of the nail bed and/or nail plate. The prevalence of onychomycosis has increased dramatically as a worldwide condition in the twentieth century due to occlusive footwear, global wars and natural migration. Risk factors generally leading to onychomycosis development include bodily spread of dermatophyte and non-dermatophyte tinea pedis, peripheral vascular disease, damaged nails via sports and trauma, older age, genetics, immunodeficiency and diabetes.

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Photonic crystal spectrometers possess significant size and cost advantages over traditional grating-based spectrometers. In a previous work [Pervez, et al, Opt. Express 18, 8277 (2010)] we demonstrated a proof of this concept by implementing a 9-element array photonic crystal spectrometer with a resolution of 20 nm.

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