03 October 2023
: Case report
A Case Report of Riboflavin Treatment and Cochlear Implants in a 4-Year-Old Girl with Progressive Hearing Loss and Delayed Speech Development: Brown-Vialetto-Van Laere Syndrome
Challenging differential diagnosis, Rare disease
Anna K. Piecuch


DOI: 10.12659/AJCR.940439
Am J Case Rep 2023; 24:e940439
Figure 1. Free-field thresholds determined by behavioral observation audiometry (BOA) some 5 months after cochlear implantation in the right ear. Cochlear implant in right ear, left ear is open. Ratio of frequency (horizontal axis) to sound intensity (vertical axis). Own elaboration. dB HL – decibels hearing level; Hz – Herz; A – threshold.