Karen Hanze, MD

female silhouette icon
Karen Hanze, MD, is a fellow with the Division of Infectious Diseases at Children's Hospital of Philadelphia.

Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467)

Education and Training

Medical School

MD - Universidad Católica de Santiago de Guayaquil Facultad de Ciencias Médicas, Ecuador


Pediatrics - Nicklaus Children's Hospital, Miami, FL


Infectious Diseases - Children's Hospital of Philadelphia, Philadelphia, PA

Titles and Academic Titles


Departments and Services




Giovannini-Sanguineti, G., Hanze-Villavicencio, K., & Sanchez-Vegas, C.. Moraxella nonliquefaciens septic arthritis in an immunocompetent child: A case report. ID cases Journal . (2021); 24(e01145): 1-3. Cited in PubMed; PMID: 34026535.

Posters and Presentations


Cavalcante Cardoso, R., Giovannini-Sanguineti, G., Hanze Villavicencio, K., & Clemente, M.. (2021, August). Tone down for What? - Clinical Conundrum Poster presented at: Pediatric Hospital Medicine - Virtual Meeting; Miami, FL.

Laufer, M., Hanze Villavicencio, Karen., & Figueredo, V. . (2021, May). Use of Plasma-based cell-free DNA sequencing (Karius Test) in the diagnosis of meningitis Poster presented at: 39th Annual Meeting of the European Society for Pediatric Infectious Diseases (ESPID2021); Geneva, CHE.

Napky Raudales, P., Hanze Villavicencio, K., & Clemente, Melissa. (2021, August). "Now watch me whip: Lung in SLE SLE" Poster presented at: Pediatric Hospital Medicine - Virtual Meeting; Miami, FL.

Leadership and Memberships

Memberships in Professional Organizations

American Academy of Pediatrics
 - Section on Hospital Medicine Global Health Subcommittee,
 - Section on Infectious Diseases
Pediatric Infectious Disease Society