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A Coregistered Ultrasound and Photoacoustic Imaging Protocol for the Transvaginal Imaging of Ovarian Lesions
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Pilomatricoma: Sonographic features.

E Garioni1, G M Danesino, L Madonia

  • 1Institute of Radiology, Fondazione IRCCS Policlinico San Matteo, University of Pavia, Pavia, Italy.

Journal of Ultrasound
|February 12, 2013
PubMed
Summary
This summary is machine-generated.

Pilomatricomas, benign skin tumors, typically appear as nodules on the face or neck in young individuals. Ultrasonography and histology confirm diagnosis, aiding in understanding these calcifying epitheliomas of Malherbe.

Keywords:
Color DopplerPilomatricomaUltrasonography

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Area of Science:

  • Dermatology
  • Pathology
  • Radiology

Background:

  • Pilomatricomas, or calcifying epitheliomas of Malherbe, are benign subcutaneous tumors originating from cutaneous adnexa.
  • These tumors commonly affect young individuals, presenting as solitary, asymptomatic nodules, often on the face or neck.

Purpose of the Study:

  • To present a typical case of pilomatricoma.
  • To highlight the diagnostic utility of clinical and sonographic findings in pilomatricoma.

Main Methods:

  • Case presentation of a pilomatricoma.
  • Ultrasonography and Color Doppler imaging to characterize the lesion.
  • Histological examination for definitive diagnosis.

Main Results:

  • Ultrasonography revealed hypoechoic lesions with inhomogeneous echo structures, well-defined margins, and posterior shadowing.
  • Color Doppler demonstrated a characteristic vascular pattern with a single feeding artery and intralesional branching.
  • Histology confirmed the diagnosis of pilomatricoma.

Conclusions:

  • Pilomatricomas have distinct sonographic features that aid in diagnosis.
  • Combined clinical, sonographic, and histological evaluation ensures accurate diagnosis of pilomatricoma.