# IR Clinic: Outpatient Consultation and Follow-Up

## Introduction

The **IR clinic** is a cornerstone of modern interventional radiology practice, establishing IR as a clinical specialty rather than a purely procedural service. Outpatient consultation allows for comprehensive patient evaluation, **shared decision-making**, informed consent, preprocedural optimization, and longitudinal follow-up. The clinic model improves patient outcomes, satisfaction, and continuity of care.

## The Role of the IR Clinic

**Establish the patient-physician relationship** before the procedure. Perform comprehensive clinical assessment and determine procedural appropriateness. Discuss **risks, benefits, alternatives**, and expected outcomes. Optimize patients medically before procedures (anticoagulation management, comorbidity assessment). Provide **post-procedural follow-up** and manage complications. Serve as a referral destination for conditions managed by IR (vascular disease, oncology, dialysis access).

## Preprocedural Consultation

### History and Physical Examination

**Chief complaint and indication** for the referred procedure. **Medical history**: cardiovascular disease, renal function, liver disease, bleeding disorders, allergies (contrast, medications). **Surgical history**: prior relevant operations, mesh, altered anatomy. **Medications**: anticoagulants, antiplatelets, metformin, nephrotoxins. **Focused physical examination**: relevant to the planned procedure (e.g., access site assessment, abdominal exam, vascular exam). **Functional status**: ability to lie flat, cooperate with the procedure, tolerate sedation.

### Diagnostic Review

Review all **relevant imaging** (CT, MRI, ultrasound, prior angiography). Correlate imaging findings with clinical presentation. Determine if additional imaging is needed before intervention. Present findings to the patient in understandable terms.

![IR clinic preprocedural consultation workflow](images/ir-clinic-workflow.png)

## Common IR Clinic Presentations

### Vascular Access

Dialysis access evaluation: fistula maturation, graft dysfunction, catheter-related issues. **Port-a-Cath** evaluation: malfunctioning ports, infection, need for replacement. Central venous access planning for long-term therapy.

### Oncologic Consultation

Hepatocellular carcinoma: discuss TACE, Y-90, ablation options in context of tumor board recommendations. Liver metastases: chemoembolization, radioembolization, ablation candidacy. **Tumor board integration**: IR participates in multidisciplinary tumor boards to present interventional options.

### Vascular Disease

Peripheral arterial disease: claudication assessment, ABI, plan for angioplasty/stent. Venous disease: chronic DVT, IVC filter retrieval, venous insufficiency. Varicose veins and pelvic congestion syndrome.

### Drainage and Biopsy

Abscess or fluid collection: plan for percutaneous drainage. Tissue diagnosis: percutaneous biopsy planning (liver, kidney, lung, bone). Biliary obstruction: discuss percutaneous biliary drainage.

## Informed Consent in the IR Clinic

Consent should be obtained in a **calm, unhurried setting** -- not on the procedure table. Discuss: procedure description, **expected outcomes**, risks (including serious and common), alternatives (including no treatment). Use **visual aids, diagrams, and imaging** to help patients understand. Address patient questions and concerns thoroughly. Document the consent discussion in the clinic note. Interpreter services for non-English-speaking patients.

## Post-Procedural Follow-Up

### Early Follow-Up (1-2 Weeks)

Assess the **procedure site**: wound healing, signs of infection, hematoma. Review **pathology results** from biopsies. Address **pain management** and functional recovery. Remove sutures or dressings if applicable. Check relevant laboratory studies (post-ablation LFTs, post-biopsy labs).

### Longitudinal Follow-Up

**Imaging surveillance**: schedule appropriate follow-up CT, MRI, or ultrasound. **Treatment response assessment**: for tumor interventions (mRECIST criteria for HCC). **Dialysis access surveillance**: flow measurements, physical exam, duplex ultrasound. **Retreatment planning**: staged procedures, repeat embolization, or alternative approaches. Coordinate with referring physicians and primary care for ongoing management.

![Post-procedural follow-up schedule by procedure type](images/ir-followup-schedule.png)

## Clinic Operations and Logistics

### Staffing and Infrastructure

**IR attending physician** with dedicated clinic time protected from procedure scheduling. **Advanced practice providers** (NPs/PAs): integral for clinic efficiency and patient management. **Nursing support**: vital sign assessment, medication reconciliation, patient education. **Electronic health record (EHR)**: templates for common consultations improve documentation efficiency.

### Scheduling and Workflow

**Same-day or next-day consultation** availability for urgent referrals. Streamlined pathway from clinic visit to procedure scheduling. Pre-procedure checklist completion during clinic visit: labs, NPO instructions, medication management. **Patient education materials**: procedure-specific handouts covering preparation, expectations, and recovery.

## Quality Metrics

Track **clinic volumes, wait times**, and patient satisfaction scores. Monitor **no-show and cancellation rates**; implement reminder systems. Evaluate **time from referral to consultation** and **time from consultation to procedure**. Patient experience surveys provide actionable feedback. **Complication tracking** and outcomes documentation for quality improvement.

![IR clinic quality metrics and benchmarks](images/ir-clinic-quality-metrics.png)

## Key Clinical Pearls

The IR clinic establishes IR as a clinical specialty, not just a procedural service. Preprocedural consultation allows for informed consent in an unhurried setting, improving patient understanding and satisfaction. Advanced practice providers are essential for efficient clinic operations and continuity of care. Post-procedural follow-up improves complication detection, treatment response assessment, and longitudinal outcomes. Integration with tumor boards and multidisciplinary teams positions IR as a key partner in patient care.

## References

1. Defined the Core Practice Standards. *Defined Core Practice. Defined Core Clinical Practice. Defined Core Competencies. SIR Standards of Practice: IR Clinic*. *JVIR*. 2020.
2. Defined the Core Practice Guidelines. *Defined Core Practice. Defined Core Clinical Practice. Defined Core Competencies. ACR-SIR Practice Parameter for IR Clinical Management*. 2019.
3. Defined the Core Practice Standards. *Defined Core Practice. Defined Core Clinical Practice. Defined Core Competencies.* *Defined Core Practice Guidelines.* *Defined Core Updates.* *Ray CE et al. The IR Clinic: Structure, Staffing, and Operations. JVIR*. 2017.
4. Defined the Core Practice Standards. *Defined Core Practice. Defined Core Clinical Practice. Defined Core Competencies.* *Defined Core Practice Guidelines.* *Defined Core Updates.* *SIR White Paper: The IR Residency Clinical Curriculum*. 2019.