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Re: Pentosan polysulfate and a pigmentary maculopathy: causation versus correlation?
1Department of Urology, Wake Forest University Baptist Medical Center, Winston-Salem, North Carolina, USA.
The Canadian Journal of Urology
|December 17, 2023
Summary
Physicians can advise Interstitial Cystitis/Bladder Pain Syndrome patients on Pentosan Polysulfate Sodium (PPS) by monitoring for vision loss. Studies suggest PPS may not cause pigmented maculopathy, but regular eye exams are crucial.
Area of Science:
- Urology
- Ophthalmology
- Pharmacology
Background:
- Interstitial Cystitis/Bladder Pain Syndrome (IC/BPS) is a chronic condition requiring effective treatments.
- Pentosan Polysulfate Sodium (PPS) is a medication used for IC/BPS.
- Concerns exist regarding a potential link between PPS and pigmented maculopathy (PM).
Purpose of the Study:
- To evaluate the association between Pentosan Polysulfate Sodium (PPS) use and the development of pigmented maculopathy (PM) in patients with Interstitial Cystitis/Bladder Pain Syndrome (IC/BPS).
- To provide guidance for physicians on counseling patients regarding potential vision risks associated with PPS treatment.
- To discuss the potential mechanisms linking IC/BPS pathophysiology to ocular health.
Main Methods:
- Review of existing literature and case reports on PPS and PM.
- Analysis of studies comparing macular disease rates in IC/BPS patients with and without PPS exposure.
- Discussion of proposed inflammatory pathways connecting IC/BPS to PM.
Main Results:
- Conflicting reports exist regarding PPS and PM development.
- A large study found no difference in macular disease rates between PPS users and non-users with IC/BPS.
- The underlying IC/BPS condition itself may contribute to ocular changes.
Conclusions:
- Current evidence suggests PPS may not be a direct cause of PM.
- Physicians should continue prescribing PPS for appropriate IC/BPS patients.
- Annual eye examinations are recommended to monitor for PM in patients taking PPS, alongside discussing potential dose adjustments.
