Can a transjugular intrahepatic portosystemic shunt (TIPS) be performed in patients who are dyspneic?

TIPS Can Be Performed in Breathless Patients, But Only After Rigorous Cardiopulmonary Evaluation to Exclude High-Risk Conditions

TIPS is not contraindicated solely based on dyspnea, but breathlessness demands comprehensive pre-procedural cardiopulmonary assessment to identify and exclude prohibitive conditions such as severe cardiac dysfunction, portopulmonary hypertension, or decompensated right heart failure that would make TIPS unsafe. 1

Mandatory Pre-TIPS Cardiopulmonary Workup for Dyspneic Patients

When evaluating a breathless patient for TIPS, you must systematically rule out conditions that either prohibit TIPS or require optimization first:

Cardiac Assessment (Required)

• Comprehensive echocardiography must include:

  • Left ventricular ejection fraction (LVEF) - avoid TIPS if <50%
  • Left ventricular global longitudinal strain
  • Diastolic function assessment - avoid TIPS if grade III diastolic dysfunction present
  • Right ventricular function via TAPSE (tricuspid annular plane systolic excursion) and RVSP (right ventricular systolic pressure)
  • Tricuspid regurgitation severity 1

• If RVSP >45 mmHg or TAPSE <1.6 cm: Refer to cardiology for right heart catheterization before proceeding 1

• If moderate-to-severe tricuspid regurgitation persists despite volume optimization: Evaluate underlying cardiopulmonary etiology, which may prohibit TIPS 1

Pulmonary Hypertension Screening (Critical)

• Moderate or severe portopulmonary hypertension (mPAP >35 mmHg, PVR >3 Wood units) requires significant caution as TIPS may precipitate right-sided heart failure 1

• During TIPS procedure: Measure right atrial pressure - if >14 mmHg, consider right heart catheterization to exclude portopulmonary hypertension before completing TIPS 1

Hepatopulmonary Syndrome Considerations

The evidence regarding TIPS for hepatopulmonary syndrome (HPS) is mixed and nuanced:

• TIPS is NOT recommended as primary therapy for HPS 1
• However, TIPS may be considered in HPS patients who have an established indication for TIPS (e.g., refractory ascites, variceal bleeding) 1
• Research shows transient improvement in some HPS patients: One study demonstrated statistically significant improvement in alveolar-arterial oxygen gradient at 1 month post-TIPS (-9.2 mmHg, p<0.001), but this was not sustained at 3 months 2
• Among dyspneic HPS patients, 80% reported symptomatic improvement after TIPS, though only 50% maintained this at 3 months 2
• Multiple case reports show variable outcomes, with some patients experiencing resolution 3, 4 while others show no sustained benefit 5

Specific Indications Where TIPS May Help Breathless Patients

Refractory Hepatic Hydrothorax

TIPS may be considered for patients with refractory hepatic hydrothorax requiring repeated thoracenteses despite optimal diuretic therapy 6. This is particularly relevant for breathless patients, as:

• Hepatic hydrothorax has median survival of 8-12 months
• TIPS achieves complete control in 56% and partial control in 18% of cases
• Alternative treatments (repeated thoracenteses, indwelling catheters) carry high complication rates without survival benefit
• However, 18% mortality occurs within 45 days of TIPS, so careful patient selection is essential 6

Refractory Ascites with Dyspnea

For breathless patients with massive ascites requiring repeated large volume paracenteses:

• TIPS should be discussed early as it improves outcomes compared to repeated LVP 6
• The reduction in ascites burden may alleviate dyspnea from diaphragmatic compression

Risk Mitigation Strategy for High-Risk Breathless Patients

If you proceed with TIPS in a patient with cardiac concerns or mild pulmonary hypertension:

Deploy the endoprosthesis initially to 8mm diameter only - if desired portosystemic gradient is achieved, do not pursue additional dilation. This balances portal decompression against cardiac overload risk 1

Post-TIPS Surveillance

In patients with pre-existing systolic/diastolic dysfunction, pulmonary hypertension, or moderate-to-severe valvular disease: Perform echocardiographic surveillance at 3 months post-TIPS or earlier if clinically indicated 1

Common Pitfalls to Avoid

1. Do not assume dyspnea is solely from ascites/hydrothorax - always exclude cardiac and pulmonary causes first
2. Do not proceed with TIPS if LVEF <50% or grade III diastolic dysfunction - risk of post-TIPS cardiac decompensation is prohibitive 1
3. Do not use TIPS as treatment for HPS alone - only consider if there's another established TIPS indication 1
4. Do not skip right heart catheterization when screening suggests pulmonary hypertension - proceeding blindly risks fatal right heart failure

The breathlessness itself is not the contraindication - the underlying cardiopulmonary pathophysiology determines safety and feasibility of TIPS.