Spindle cell RMS occuring in a 7 month-old male in the neck soft tissue showing intersecting fascicles of relatively monomorphic fusiform cells with fibrillary eosinophilic cytoplasm, open chromatin and small nucleoli (A, 100×, case 8), which showed diffuse desmin immunoreactivity (B, 400×) and scattered nuclear myogenin (C, 400×).