Top 10 Diagnostics Sectors that will Boom in the Next 5 Years

While it's difficult to list the "top 10" diagnostics due to the broad nature of the industry and proprietary market data, we can identify the fastest growing and most impactful diagnostic areas. The diagnostics industry is being reshaped by technological advancements, a shift towards personalized medicine, and the increasing demand for early, non-invasive, and convenient testing.

Predicting high-growth industries is challenging due to the dynamic nature of markets and the fast pace of technological innovation. However, based on current trends and projections, according to our trusted publishers, here are 10 sub-industries that are expected to experience a significant boom and potentially achieve very high growth rates. We’ve linked to a relevant report where you can learn more about each.

Here are ten of the most significant and rapidly growing subsectors in diagnostics, excluding specific devices by company:

AI-Powered Diagnostics: This sector uses artificial intelligence and machine learning to analyze medical data, such as imaging, lab results, and patient histories, for faster and more accurate disease detection. AI is being integrated into everything from radiology to pathology to find patterns that a human eye might miss.

Skyquest Technology’s Global AI in Medical Diagnostics Market notes: the Global AI in Medical Diagnostics Market size was valued at USD 6.52 billion in 2024 and is projected to reach USD 72.71 billion by 2032, growing at a CAGR of 34.7% during the forecast period (2024-2032). The market growth is driven by increasing adoption of AI-powered diagnostic tools across a variety of medical indications such as oncology, ophthalmology, neurology, cardiovascular, pulmonology, and hepatology. Key enablers include advancements in machine learning, natural language processing, and generative AI technologies that improve diagnostic accuracy, speed clinical decision-making, and reduce errors. Rising prevalence of chronic diseases, aging populations, and government initiatives for healthcare digitization further accelerate market expansion. 

Point-of-Care (PoC) Testing: This involves diagnostic tests performed at or near a patient, rather than in a central lab. PoC diagnostics are rapidly growing due to the demand for quick results in clinics, ambulances, and remote settings, allowing for immediate treatment decisions.

In Point of Care (POC) Molecular Diagnostics, Global Industry Analysts states: The global market for Point of Care (POC) Molecular Diagnostics estimated at US$4.2 Billion in the year 2024, is expected to reach US$8.8 Billion by 2030, growing at a CAGR of 12.9% over the analysis period 2024-2030. Infectious Diseases Application, one of the segments analyzed in the report, is expected to record a 12.9% CAGR and reach US$6.2 Billion by the end of the analysis period. Growth in the Oncology Application segment is estimated at 14.6% CAGR over the analysis period. 

Genomic and Molecular Diagnostics: This field uses advanced technologies like next-generation sequencing and polymerase chain reaction (PCR) to analyze a person's DNA, RNA, and proteins. It's driving the move toward personalized medicine by identifying genetic predispositions and guiding targeted therapies for diseases like cancer.

The global genomics market is projected to reach USD 85.09 billion by 2030 from USD 47.07 billion in 2025, exhibiting a CAGR of 12.6% from 2025 to 2030, according to MarketsandMarket’s Genomics Market by Product (Reagents, Kits, Instruments), Services (Genome Profiling, Bioinformatics), Technology (Sequencing, PCR, ISH, Flow Cytometry), Study Type (Epigenomics), Application (Drug Discovery, Diagnostics, Agri) - Global Forecast to 2030. This is driven by increasing government funding, the rising prevalence of viral and hereditary diseases, and ongoing advancements in next-generation sequencing (NGS) technologies. Beyond traditional applications in genetic disorder identification and drug discovery, genomics is gaining traction in agriculture, veterinary science, and forensics. 

Continuous Glucose Monitoring (CGM): This technology uses a small sensor to continuously monitor blood glucose levels, eliminating the need for frequent fingerstick testing for people with diabetes. Its growth is fueled by a global rise in diabetes and a desire for better, more convenient management tools.

Global Market Insights’ Continuous Glucose Monitoring Market, Opportunity, Growth Drivers, Industry Trend Analysis and Forecast, 2025-2034 notes: the Global Continuous Glucose Monitoring Market was valued at USD 10.9 billion in 2024 and is estimated to grow at a CAGR of 15.9% to reach USD 47.1 billion by 2034. Market growth is driven by the rising global diabetes burden, technological advancements in wearable monitoring systems, and increasing adoption of remote patient management solutions.
Technologies within this segment include platforms for analyzing circulating tumor DNA (ctDNA), circulating tumor cells (CTCs), and other biomarkers from body fluids, offering a less invasive alternative to tissue biopsies. These solutions are increasingly integrated into oncology practices for early detection, therapy selection, and disease monitoring across clinical and research environments.

Liquid Biopsy: A non-invasive diagnostic technique that analyzes biomarkers in body fluids, most commonly blood, to detect the presence of diseases like cancer. Liquid biopsies are gaining traction as a less invasive alternative to tissue biopsies and for monitoring disease progression.

Specifically for cancer, Grand View Research, in Liquid Biopsy For Early Cancer Detection and Monitoring Market the market size was estimated at USD 2.23 billion in 2024 and is projected to reach USD 6.20 billion by 2033, growing at a CAGR of 12.14% from 2025 to 2033. This market focuses on diagnostic solutions designed for the early and accurate detection of various cancers, enabling timely intervention and improved patient outcomes. 

Wearable Diagnostic Devices: These are devices, such as smartwatches and specialized biosensors, that continuously monitor vital signs and health metrics outside of a clinical setting. They are in high demand for managing chronic conditions and for proactive, preventative healthcare.

360i Research, in the report Wearable Healthcare Devices Market by Device Type (Diagnostic & Monitoring Devices, Fitness & Wellness Devices, Therapeutic Devices), Form Factor (Body-worn, Foot-worn, Head-worn), Connectivity, Distribution Channel, Application, End User… values this market at USD 47.08 billion in 2024 and is projected to grow to USD 52.91 billion in 2025, with a CAGR of 13.04%, reaching USD 125.58 billion by 2032. 

Digital Pathology: This subsector involves digitizing microscope slides to create high-resolution images that can be viewed and analyzed on a computer. It's transforming pathology by enabling remote collaboration, AI-powered analysis, and more efficient workflows.

In the report Digital Pathology Market Outlook 2026-2034: Market Share, and Growth Analysis By Product (Software, Device (Scanners, Storage System), By Type (Human Pathology, Veterinary Pathology), By Application, By End-user, OG Analysis notes:

The Digital Pathology Market is valued at USD 1.27 billion in 2025 and is projected to grow at a CAGR of 15% to reach USD 4.47 billion by 2034.

The Digital Pathology Market spans whole-slide imaging (WSI) scanners, image management systems, AI-enabled analysis, secure storage, and collaboration tools that virtualize glass-slide workflows for clinical diagnostics, research, and biopharma. Top applications include primary diagnosis and secondary consults, tumor boards, quality assurance, subspecialty reviews, intraoperative consults, education, and high-throughput research in pharma/CROs and academic centers.

Immunodiagnostics: These are diagnostic tests that use antigen-antibody reactions to detect or measure specific substances in a sample. The market is driven by the demand for rapid, sensitive, and specific tests for infectious diseases, allergies, and hormone levels.

Immunodiagnostics Market Size, Share, and Outlook, H2-2025 Report- By Deployment (Reagents and consumables, Immunodiagnostic systems), By Application (Oncology and endocrinology, Hepatitis and retrovirus, Infectious disease, GI stool, Others) and Companies, from VPA research, notes: The global Immunodiagnostics market size is valued at $23.8 Billion in 2025 and is forecast to reach $37.2 Billion in 2032 at a CAGR of 6.6%. In 2025, the immunodiagnostics market remained a critical pillar of disease detection and monitoring, fueled by advances in high-throughput assay platforms, microfluidics, and AI-enhanced interpretation software. Expanding test menus for infectious diseases, cancer biomarkers, and autoimmune conditions are driving adoption across both clinical laboratories and point-of-care settings. 

Diagnostic Imaging: This sector includes technologies like MRI, CT scans, and ultrasound. Innovations, such as higher resolution, faster scans, and the integration of AI for image analysis, are driving continued growth as these tools remain essential for visualizing internal structures.

Many reports split this sector into many different subsegments. However, for the overall imaging market, Global Industry Analysts estimated the overall Diagnostic Imaging market at US$30.5 Billion in the year 2024, and is expected to reach US$41.0 Billion by 2030, growing at a CAGR of 5.1% over the analysis period 2024-2030. X-ray Imaging, one of the segments analyzed in the report, is expected to record a 4.5% CAGR and reach US$9.4 Billion by the end of the analysis period. Growth in the MRI segment is estimated at 5.4% CAGR over the analysis period. 

At-Home and Self-Testing Kits: This market segment provides consumers with diagnostic kits for at-home use, for conditions ranging from infectious diseases to food sensitivities. The convenience, privacy, and accessibility of at-home testing are major growth drivers.

According to the report Global At-Home Testing Kits Market - 2025-2033, published by DataM Intelligence, the at-home Testing Kits Market reached US$ 9.53 billion in 2024 and is expected to reach US$ 17.25 billion by 2033, growing at a CAGR of 7.1% during the forecast period of 2025-2033. Technological advancements are a key driver propelling the growth of the global at-home testing kits market over the forecast period. Innovations such as biosensors, microfluidics, and lab-on-a-chip systems have significantly enhanced the efficiency, reliability, and user-friendliness of at-home diagnostics.