Disease Staging
Disease Staging - Related Videos
02:10
Generating an Organ Culture Model to Simulate Early-Stage Intervertebral Disc Disease
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2025
This video demonstrates the development of a pro-inflammatory and degenerative organ culture model for early-stage intervertebral disc (IVD) disease using TNF-α. It outlines the procedure for injecting TNF-α into the intervertebral disc and explains the mechanisms through which TNF-α induces inflammation and degradation of the IVD.
07:59
Bioluminescence Imaging to Detect Late Stage Infection of African Trypanosomiasis
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Cited by 3 •
2016
This manuscript describes the use of a bioluminescent strain of African trypanosomes to enable the tracking of late stage infection and demonstrates how in vivo live imaging can be used to visualize infections within the central nervous system in real-time.
05:46
A Proinflammatory, Degenerative Organ Culture Model to Simulate Early-Stage Intervertebral Disc Disease.
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Cited by 12 •
2021
This protocol presents a novel experimental model of proinflammatory, degenerative bovine organ culture to simulate early-stage intervertebral disc degeneration.
01:22
Stages of Sleep
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2024
Sleep progresses through distinct stages, each characterized by specific brain wave patterns and physiological responses ranging from wakefulness to stages of non-rapid eye movement, known as non-REM, to rapid eye movement, referred to as REM. Understanding these stages helps in recognizing how sleep supports various bodily and cognitive functions. Before sleep begins, in wakefulness, the brain exhibits primarily beta waves, which are high in frequency and low in amplitude, indicating alertness...
01:22
Stages of General Anesthesia
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2024
Various sedation levels offer significant advantages in facilitating procedural interventions for patients undergoing medical or invasive surgical procedures. These levels span from anxiolysis to general anesthesia, providing a spectrum of sedative effects to cater to specific patient needs. Anxiolysis reduces anxiety and is achieved through minimal sedation, enabling patients to remain awake and responsive while feeling more at ease during the procedure. This level can benefit minor...
FAQs
These information sources contribute different views of the disease, so clinicians interpret them together rather than relying on one finding alone. Examination may describe clinical features, imaging can clarify anatomical extent, laboratory results add diagnostic information, and pathology can characterize examined tissue. Their combined interpretation supports a more consistent assessment of the patient’s condition and disease extent.
They describe different dimensions of disease burden and progression. Lesion size indicates the scale of a detected abnormality, anatomical spread shows whether nearby structures are involved, and distant-site involvement indicates broader distribution. Considering these features together helps distinguish patients with different disease extents, which can influence prognosis and the selection of an appropriate care strategy.
Repeating the assessment provides a basis for comparing the disease at different points in care. Changes in findings can indicate that the disease has progressed, remained similar, or responded to therapy. This longitudinal information helps clinicians reassess treatment planning and contributes to outcome evaluation, rather than treating the initial stage as a permanent description of the patient.
The assessment draws on the diagnostic information available for the individual patient. Clinicians may review findings from examination, laboratory testing, imaging, pathology, and related diagnostic evaluations, then determine the relevant disease features, such as lesion size or anatomical involvement. The resulting classification reflects the evidence collected at that point in the patient’s evaluation.
Staging is especially relevant when clinicians must match care with the extent or severity of disease. The resulting classification can support treatment selection, provide information for estimating prognosis, and help determine whether a patient meets eligibility criteria for a clinical trial. It therefore connects diagnostic assessment with practical decisions made during medical management.
A consistent staging framework gives healthcare teams a shared way to describe a patient’s condition, supporting clearer communication across clinical roles. It also allows outcomes to be evaluated across patient populations using comparable disease classifications. In addition, repeated assessments can document changes during care, linking communication, treatment evaluation, and broader analysis of medical outcomes.