Publications by authors named "D Campbell"

Fungating testicular germ cell tumours represent a rare and extreme manifestation of neglected testicular cancer. These cases typically arise after significant delays in presentation, reflecting advanced local disease and, in many instances, concurrent metastatic spread. We present the case of a 41 year-old man with a year-long history of a progressively enlarging, ulcerated scrotal mass.

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T cell immunity depends on the precise coordination of signaling networks with actin cytoskeleton remodeling, yet the molecular regulators of these processes remain incompletely defined. Flightless-1 (FLII) is a gelsolin-family actin regulator with unique leucine-rich repeats that can couple cytoskeletal dynamics to diverse signaling pathways. Here, using conditional knockout mice, we identify essential roles for FLII in both CD8⁺ and regulatory T cells.

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Background: Accessing diabetes care requires effort and time. Homelessness often forces individuals to prioritize securing shelter and safety over medical appointments, particularly for the screening and prevention of long-term diabetes complications. We evaluated the effectiveness and costs associated with a point-of-care screening program with expedited referral pathways within two inner-city community sites in Calgary, Canada serving individuals experiencing homelessness.

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Background: Periprosthetic joint infection (PJI) following total knee arthroplasty (TKA) is a serious complication associated with notable loss of function, impaired quality of life, and excess short-term mortality. In this study, we aimed to report the impact of PJI on long-term mortality and its associated risk factors.

Methods: Using data from the Australian Orthopaedic Association National Joint Replacement Registry (AOANJRR), we used Kaplan-Meier estimates of survivorship and standardized mortality ratios (SMRs) based on Australian period life tables to describe mortality rates following revision for PJI, aseptic revisions (excluding those for fracture), and unrevised primary TKA.

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Purpose: Rib fractures in the elderly can lead to significant morbidity and mortality. Management is generally conservative due to the perceived risks related to frailty and co-morbidities. The primary aim of this exploratory study was to describe the demographics and outcomes of traumatic rib fractures in older Australians admitted to major trauma centres.

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