Publications by authors named "J Hillengass"

Multiple myeloma (MM) is the second most common adult hematologic malignancy, characterized by clonal proliferation of malignant plasma cells mostly in the bone marrow. The presence of destructive changes of the mineralized bone is a hallmark feature of the condition and a sign of end-organ damage. Due to this, imaging plays an integral role in the diagnosis, prognostication, and treatment monitoring of patients undergoing therapy for MM as well as surveillance of patients with early-stage disease.

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Introduction: Plasma cell leukemia (PCL) is a rare malignancy with poor overall survival (OS). Recently, its diagnostic criteria were revised by lowering the threshold of circulating plasma cells from ≥ 20% to ≥ 5%.

Methods: Between 2010 and 2024, patients with primary PCL (pPCL) and secondary PCL (sPCL) were identified at a tertiary center.

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Purpose: There is compelling evidence that CD4 and CD8T cells are dysfunctional in multiple myeloma, compromising their ability to control disease progression. Pre-clinical models suggest that exercise represents a non-pharmacologic means to reduce immune exhaustion, but no studies to date have examined the relationship between an exercise intervention and biomarkers of immune exhaustion in multiple myeloma patients.

Patients And Methods: The current study includes 24 multiple myeloma patients who participated in a six-month physical activity intervention, consisting of supervised strength training (n = 12) and unsupervised home-based walking arms (n = 12).

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Because of the high prevalence of bone destruction in patients with multiple myeloma (MM), physical exercise is oftentimes discouraged by healthcare providers. The goal of this prospective trial was to investigate the feasibility of two six-month exercise interventions in patients with MM ( = 42): a remotely prompted home-based walking intervention or a supervised strength training intervention. Physical function and pain were assessed with the Activity Measure for Post-Acute Care (AM-PAC) Basic Mobility Short Form raw score, a six-minute walk test (6 MWT), a 30-second sit-to-stand test (30 SST), a timed up-and-go (TUG) test, a visual analog scale (VAS) for pain, handheld dynamometer tests, heart rate at rest, blood oxygen saturation at rest, and body mass index.

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