Furthermore, our findings demonstrating the expression of Bcl-2 and CD34 in various components of HMH not only broadens its immunophenotypic spectrum but also provides fresh impetus for further investigations regarding the malignant transformation of HMH since both these two markers showed moderate to strong immunoreactivity in different components of the HMH case found in association with UESL. Here, CD34 is linked to hemifacial myohyperplasia.