High cost, limited return
Pricing that discourages the repeat and follow-up testing complex care depends on, without a matching gain in clinical usefulness.
Testing that supports what you do next
CLIA-certified specialty laboratory. PCR, culture, microscopy, and intestinal markers reported together for providers who need more than a one-line abnormal flag.
- CLIA ID 08D2253750
- PCR and culture on the same specimen
- Parasite microscopy on Total GI and EGHA
- Upper respiratory culture with MARCoNS evaluation
- Repeat testing priced for follow-up orders
Modern practice has outgrown the conventional lab report
More patients now present with chronic, multi-system, and hard-to-categorize conditions that do not resolve with a single intervention. Managing them well depends on diagnostics that explain mechanism, not diagnostics that simply flag an abnormal value.
RSM runs molecular diagnostics, microbiology, and functional biomarkers for provider-ordered stool and upper respiratory testing. Reports group related findings so PCR, culture, microscopy, and markers can be read on one order instead of as separate add-ons.
Conventional testing was largely designed to confirm or rule out acute disease. It answers a narrow question and returns a narrow answer. For providers practicing root-cause, integrative, functional, or complex care, that leaves too much interpretive work on the clinician and too little clarity on what to do next.
Our panels pair detection with culture sensitivity, parasite microscopy where applicable, and intestinal markers on Total GI and EGHA so you can weigh infection, inflammation, and digestive function against each other on one report.
Where conventional lab models fall short
Many providers are not underserved by a lack of testing options. They are underserved by testing that is expensive, one-dimensional, and difficult to translate into a treatment plan.
Isolated, one-dimensional output
Findings reported in a vacuum, with little sense of how they relate to one another or to the patient's clinical picture.
Detection without direction
Long lists of what was found, with limited guidance on what is clinically significant or what the appropriate next step should be.
Acute-disease reference frames and one-off panels often leave chronic cases hard to read. When retesting is expensive or each method ships as its own PDF, the clinician reconciles everything by hand.
A laboratory designed around the provider's decision
RSM Diagnostics is a CLIA-certified specialty laboratory built backward from the clinical decision, rather than forward from the specimen alone.
Every part of how we test, report, and support providers is oriented toward one outcome: giving clinicians information they can confidently act on. That focus makes RSM a different kind of partner, not a high-volume commodity lab and not a single-test vendor, but a specialty laboratory for providers who need PCR, culture, microscopy, and markers on one report rather than separate add-on orders.
Built for the decision, not just the specimen
Testing and reporting are designed around what the provider needs to decide, treating interpretation and utility as core deliverables rather than afterthoughts.
Parasitology by microscopy, not PCR only
Total GI includes Total Parasites via Microscopy (Gold Standard): direct visualization of protozoa and helminths in addition to PCR, so parasite work is not limited to a molecular panel.
Specialty-focused, not commodity
A laboratory oriented toward advanced, root-cause, and complex care, where clinical context and actionability matter as much as accurate detection.
Clinical depth at a workable cost
Clinical depth only helps if a practice can use it consistently, so cost-effectiveness is built into the model rather than traded against quality.
Integrated context, not isolated findings
A single data point rarely tells a complete clinical story. RSM is designed to bring related findings together so they can be read in relationship to one another.
Integration works in both directions. It surfaces meaningful patterns that isolated results can hide, and it provides the context needed to recognize when a finding is incidental rather than clinically significant. That reduces the risk of overinterpreting a lone abnormal value and helps providers focus attention where it belongs.
For clinicians practicing root-cause medicine, this is the difference between a report that lists observations and a report that helps explain what is actually happening in the patient in front of them.
What integrated interpretation delivers
- Findings evaluated in relationship to one another, not in isolation.
- Patterns that single, disconnected results can obscure become visible.
- Context that helps separate the clinically significant from the incidental.
- A clearer view of the patient rather than a stack of unrelated values.
Diagnostics that point toward a next step
Detection is only the starting point. The clinically useful question is what a finding means and what it implies for treatment.
RSM reports culture sensitivity when an organism grows, and groups PCR, microscopy, and marker results on the same order. That is the starting point for deciding what to treat and what to retest.
When culture grows an organism, antibiotic and natural agent sensitivity is reported for that isolate. Resistance genes and intestinal markers sit on the same Total GI or EGHA report as PCR and microscopy results.
That layout is deliberate. A positive PCR hit next to a sensitive culture isolate reads differently than either result alone.
From detection to direction
Results framed to inform the next clinical decision, not just to document what was found.
Fewer dead ends
Insight into likely drivers helps reduce open-ended trial and error in treatment planning.
More confident decisions
Context-rich findings give providers a firmer basis for the plan they choose and defend.
Better context supports more responsible treatment
More testing is not automatically better care. Without adequate context, additional data can drive unnecessary treatment as easily as it can prevent it.
RSM approaches diagnostics with clinical stewardship in mind. Richer context helps providers distinguish what genuinely warrants intervention from what does not, supporting decisions that are both more precise and appropriately restrained. That protects patients from overtreatment, conserves resources, and reinforces the provider's clinical judgment with evidence rather than pressure.
Total GI: 68 PCR targets, culture with antibiotic and natural agent sensitivity, Total Parasites via Microscopy, and a functional marker panel from one stool collection.
Built for care that unfolds over time
Chronic and complex conditions are managed, not resolved in a single visit. Effective care depends on establishing a baseline, intervening, retesting, and adjusting, often across months or years.
RSM is built for that reality. Our testing is designed to support repeat use and treatment monitoring, with the consistency that makes results meaningful to compare across time, so providers can see whether an intervention is working and change course when it is not.
Longitudinal testing is treated as a core use case, not an exception, and structured to remain viable for the ongoing follow-up that complex care requires. This is what it means to be a laboratory partner rather than a one-time vendor.
Designed for longitudinal use
- Baseline, treat, retest, and adjust as routine practice, not an edge case.
- Consistent methodology so results stay meaningful to compare over time.
- Testing structured for the ongoing follow-up complex care requires.
- A partner that stays useful across the full arc of a patient's care.
Who we serve
Provider-ordered GI and upper respiratory testing for functional, integrative, and complex-care practices.
Functional and integrative practices
Stool and upper respiratory panels with PCR, culture, microscopy, and markers on one report.
Primary & internal medicine
Chronic GI and respiratory workups when standard panels leave open questions.
Complex-care providers
Repeat orders with the same methods so follow-up results compare cleanly.
Specialty practices
Total GI, EGHA, and upper respiratory screens from one Wilmington lab.
Practice owners & clinical directors
One specialty lab for GI and upper respiratory orders across a team.
Contact RSM Diagnostics Lab
Call or email to open an account, request kits, or walk through Total GI, EGHA, and upper respiratory options with our team.
Our testing menu extends past what is on the site. Reach out to discuss the other services we offer and how best to support your patients and your practice.
Address
2500 Grubb Rd, Suite 120
Wilmington, DE 19810
Phone
Fax