21 April 2026
: Case report 
Severe Optic Neuroretinitis and Vitreous Hemorrhage in Pediatric Cat-Scratch Disease: A Case With Irreversible Visual Impairment
Unusual or unexpected effect of treatment, Rare disease
Satoko Koga BEF 1,2, Kie Iida
EF 3, Hiromi Onouchi B 4,5, Masayuki Washizawa B 6, Toshiaki Goseki AE 5,6*
DOI: 10.12659/AJCR.952592
Am J Case Rep 2026; 27:e952592
Figure 5 Treatment course. Azithromycin (300 mg/day) was administered on days 7–9 and 14–16. Oral prednisolone (0.5 mg/kg/day) was initiated on day 11 and tapered until day 99. B. henselae antibody positivity was confirmed on day 20. Improvement of serous retinal detachment and optic disc edema was observed on day 43. AZM – azithromycin; PSL – prednisolone; BCVA – best-corrected visual acuity; OCT – optical coherence tomography.