High-frequency ultrasonography (HFUS) as a useful tool in differentiating between plaque morphea and extragenital lichen sclerosus lesions
Rafał Białynicki-Birula1, Radomir Reszke1, Jacek C Szepietowski1
1Department of Dermatology, Venereology and Allergology, Wroclaw Medical University, Wroclaw, Poland.
Introduction:
Morphea and lichen sclerosus (LS) are chronic inflammatory diseases that may pose a diagnostic challenge for a physician. High-frequency ultrasonography (HFUS) is a versatile diagnostic method utilized in dermatologic practice, allowing monitoring the course of the disease, treatment response and differentiation between certain skin disorders.
Aim:
To prove the usefulness of HFUS in differentiating between plaque morphea and extragenital LS lesions.
Material And Methods:
We examined 16 patients with plaque morphea and 4 patients with extragenital LS using 20 MHz taberna pro medicumTM (Germany) device.
Results:
Investigations revealed hyperechogenic entrance echo in both morphea and LS lesions, whereas a distinct polycyclic surface of the entrance echo was detected exclusively in LS.
Conclusions:
High-frequency ultrasonography is a current diagnostic modality that may prove useful in differentiating between morphea and LS lesions.
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