Bone Metastases of ASPS and Treatment options

[Yosef]

Discuss here issues of early detection / diagnosis of alveolar soft part sarcoma metastases in bones and treatment options.

[D.ap]

My reason for posting this is that someone can use the link and possible be helped.

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The abstract

Abstract

Alveolar soft-part sarcoma is a rare malignant soft tissue tumor that primarily affects young adults. We present a case of alveolar soft-part sarcoma arising in the right iliac bone. The importance of recognizing the distinctive feature of associated intra- and peri-tumoral vascularity on imaging modalities is highlighted.


http://www.sciencedirect.com/science/ar ... 7508001429

[D.ap]

Hey all. I was wondering if anyone knew of present stats pertaining to diagnosed alveolar soft part sarcoma patience's ages-
Are we young adults as pertaining to "young adults"? with Alveolar diagnoises stats?

Maybe they meant bone sarcomas as a result of young adults?

[D.ap]

From the link above

“ Section snippets

Case report

An overweight 23-year-old female presented with a 1-month history of back pain. Her past medical history was noncontributory. The physical exam was unremarkable. Her laboratory values demonstrated an elevated C-reactive protein of 24 mg/L, and an elevated erythrocyte sedimentation rate of 35 mm/h. Her white count was 11.2 × 109 L−1 and alkaline phosphatase was elevated at 122 U/L. Her lactate dehydrogenase and parathyroid hormone levels were normal.
The patient's initial pelvic radiograph revealed a
Discussion

Since its initial description more than half a century ago, ASPS has been a subject of great interest in the pathology literature. This is likely because of its rarity as well as its distinctive and overall non-variable histological appearance [7]. The cell of origin has, however, not yet been definitively identified [3], [7].
Despite its initial indolent course, this tumor is malignant in nature with an overall poor prognosis mainly due to early metastatic propensity [2], [3], [4]. Lung, brain
Disclosure

None.”

[D.ap]

Contribution of immune cells to bone metastasis pathogenesis


Abstract

Bone metastasis is closely related to the survival rate of cancer patients and reduces their quality of life. The bone marrow microenvironment contains a complex immune cell component with a local microenvironment that is conducive to tumor formation and growth. In this unique immune environment, a variety of immune cells, including T cells, natural killer cells, macrophages, dendritic cells, and myeloid-derived suppressor cells, participate in the process of bone metastasis. In this review, we will introduce the interactions between immune cells and cancer cells in the bone microenvironment, obtain the details of their contributions to the implications of bone metastasis, and discuss immunotherapeutic strategies targeting immune cells in cancer patients with bone metastasis.

Keywords: immune system, immunotherapy, bone microenvironment, immune response, bone metastasis


https://pmc.ncbi.nlm.nih.gov/articles/PMC9556850/

[D.ap]

“ Th2 cells are a type of immune cell that can play a role in the tumor microenvironment, including in conditions like alveolar soft part sarcoma (ASPS). Research suggests that the immune response, including the activity of Th2 cells, may influence the behavior and progression of ASPS, although the exact mechanisms are still being studied.”

[D.ap]

“ Understanding Th2 Cells in Bone Metastasis
Role of Th2 Cells
Th2 cells, a subtype of T helper cells, play a significant role in the immune response, particularly in promoting antibody production and regulating allergic responses. In the context of cancer, including bone metastasis, Th2 cells can influence tumor progression and the immune environment.
Impact on Bone Metastasis
Immune Suppression: Th2 cells can contribute to an immunosuppressive environment, which may facilitate the growth and spread of tumors in the bone.
Tumor Microenvironment: The presence of Th2 cells can alter the immune landscape in bone metastases, potentially leading to reduced effectiveness of immunotherapies.
Common Cancers Associated with Bone Metastasis
Bone metastasis is frequently observed in several types of cancer, including:
Cancer Type Likelihood of Bone Metastasis
Breast 65-75%
Prostate 65-75%
Thyroid 60%
Kidney 20-25%
Lung 30-40%
Conclusion
Th2 cells may play a complex role in the progression of bone metastasis by promoting an environment that can hinder effective immune responses. Understanding their function is crucial for developing targeted therapies that can improve treatment outcomes for patients with bone metastases.
Wikipedia”