DAPSA artrite psoriásica
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
About this calculator
The DAPSA psoriatic arthritis calculator is a tool to assess the severity of the disease in patients with psoriatic arthritis. It combines various parameters, such as pain, swelling, and inflammatory markers, to provide a score reflecting the condition's impact on the body. The result helps monitor treatment effectiveness and plan medical adjustments.
The DAPSA calculation includes the number of tender joints (T), swollen joints (S), visual analog pain scale (EVA_dor), patient global assessment (EVA_paciente), and C-reactive protein (PCR) levels. Each component is weighted and summed to generate a numerical score categorizing the disease as mild, moderate, or severe.
This tool is particularly useful in rheumatology consultations to track the progression of psoriatic arthritis over time. Patients starting biological therapies or disease-modifying antirheumatic drugs (DMARDs) can use this calculator to understand their current disease status and measure improvements after interventions.
It's important to note that DAPSA is supplementary to clinical and laboratory evaluations. Abnormal results should be discussed with a rheumatologist, who may recommend additional tests or adjust medications. Do not use this calculator to replace formal medical diagnoses.
Frequently asked questions
What does DAPSA measure?
DAPSA assesses the severity of psoriatic arthritis by combining clinical signs and inflammatory markers like pain, swelling, and PCR levels.
When should I use this calculator?
Use it during rheumatology consultations to track treatment progress or when there's suspicion of disease worsening.
Why is PCR included in the calculation?
PCR is a systemic inflammation marker. Elevated levels indicate higher inflammatory activity, helping classify disease severity.
Does the DAPSA score replace a physical exam?
No, the DAPSA score is supplementary to clinical evaluations. Always consult a rheumatologist for accurate interpretation.