There are multiple definitions:
recursive least squares(English)
- an algorithm used in fields like signal processing, adaptive control and system identification
- ECG, EEG, LMS
- Statistics, Signal analysis, Filtering (of signals)
- https://dsbaero…9/08/RLSCSM.pdf
restless legs syndrome(English)
- causes unpleasant or uncomfortable sensations in the legs and an irresistible urge to move them. Symptoms commonly occur in the late afternoon or evening hours, and are often most severe at night when a person is resting, such as sitting or lying in bed; aka Willis-Ekbom Disease
- SRMD, CGI-S, IRLS, LIPC, MHD
- Sleep medicine, Musculoskeletal system, Pathology
- https://www.nin…rome-Fact-Sheet
- https://doi.org…2X.2023.2283589
retroperitoneal liposarcoma(English)
- a rare, biologically heterogeneous tumor that present considerable challenges due to its size and deep location. As a consequence, the majority of patients with high-grade RLS will develop locally recurrent disease following surgery, and this constitutes the cause of death in most patients; aka RPL
- RPL
- Oncology
- https://doi.org…surg.2015.00004
residual lesion score(English)
- developed as a tool for assessing residual lesions after congenital heart operations based on widely available clinical and echocardiographic characteristics
- ASD, TOF
- Congenital disorders, Cardiology, Surgery, Scoring systems/scales, Quality and outcomes
- https://doi.org…cvs.2019.10.146
resonance light scattering(English)
- permits ultra-sensitive gene expression profiling
- Genomics, Optics and vision
- https://doi.org…science.7638615
regional longitudinal strain(English)
- is lower in anterior, septal and inferior walls in basal and middle segments of LV in beta thalassemia major patients. See also territorial longitudinal strain (TLS)
- BTM, GLS, LA, LVEF, TLS, TTE
- Cardiology, Medical imaging, Biophysics
- https://doi.org…554-022-02597-w
- https://doi.org…iol.2019.03.007
- https://doi.org…0554-016-0959-0
reproductive lifespan(English)
- defined as the difference in age at menarche and age at menopause
- EEE, IHD, TEE
- Embryology /reproduction
- http://dx.doi.o…jnl-2023-323144