ANA Group Testing at IDC (ISO15189:2022 Accredited Laboratory) – Comprehensive Autoimmune Diagnosis Through Dual-Method Technology
Autoimmune diseases often present with non-specific symptoms, making early and accurate diagnosis essential. At Islamabad Diagnostic Centre (IDC), ANA Group Testing is performed using a unique dual-method approach that combines Indirect Immunofluorescence Assay (IFA) with Immunoblotting to provide comprehensive and clinically meaningful results. This integrated testing strategy enhances diagnostic confidence by combining sensitive screening with precise antibody identification.
Why IDC’s ANA Group Testing is Different
Dual-method testing combining IFA and Immunoblotting in a single diagnostic workflow.
IFA (Indirect Immunofluorescence Assay) is used as the primary screening method and is regarded as the gold standard for ANA detection.
High sensitivity of IFA supports early detection of autoimmune disorders, even when antibody levels are low.
Immunoblotting identifies specific autoantibodies (individual antigens) present in the patient’s sample, improving diagnostic specificity.
Combined interpretation helps clinicians differentiate between various connective tissue and systemic autoimmune diseases.
Expert interpretation by experienced laboratory professionals using standardized quality-controlled procedures.
Benefits of the Combined IFA + Immunoblot Approach
Early and sensitive detection of antinuclear antibodies through IFA.
Precise identification of disease-specific autoantibodies using Immunoblotting.
Reduced false-positive interpretation by correlating screening and confirmatory findings.
Supports accurate diagnosis, disease classification, and clinical decision-making.
Provides greater diagnostic confidence than relying on a single testing methodology.
Clinical Applications
ANA Group Testing assists clinicians in the evaluation of patients with suspected systemic autoimmune and connective tissue diseases. The combined testing approach supports the investigation of conditions such as systemic lupus erythematosus (SLE), Sjögren syndrome, systemic sclerosis (scleroderma), mixed connective tissue disease (MCTD), polymyositis/dermatomyositis, autoimmune liver diseases, and other ANA-associated autoimmune disorders.
Why Choose IDC?
IDC is ISO15189:2022 accredited laboratory.
Unique combination of Gold Standard IFA with Immunoblotting.
Comprehensive autoimmune antibody evaluation.
Advanced laboratory technology with stringent internal quality control.
Experienced pathologists and laboratory scientists.
Accurate, reliable, and clinically actionable reports.
