Imaging insights suggesting a sinister cause of a breast mass in adolescents: A case of rhabdomyosarcoma in a teenager

Background: Sarcomas of the breast are exceedingly rare, accounting for less than 1% of malignant breast tumors, with primary rhabdomyosarcomas being even rarer.Due to the scarcity of reported cases, the imaging characteristics of breast rhabdomyosarcoma are not well-defined, making diagnosis challenging, especially in adolescents.Case description:

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Nonlinear Creep Model of Deep Gangue Backfilling Material and Time-Dependent Characteristics of Roof Deformation in Backfilling Mining

With the gradual increase in mining depth of coal resource exploitation, deep backfilling mining has effectively solved the impact of strong deep mine pressure and strong mining disturbances.However, after deep backfilling mining, the backfilling material is subjected to high stress for a long time, and its viscoelasticity has a Battery Accessories

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