Nodular Mass in the Earlobe of an 18-Month-Old Girl | Pediatrics | JN Learning | AMA Ed Hub [Skip to Content]
[Skip to Content Landing]

Nodular Mass in the Earlobe of an 18-Month-Old Girl

Educational Objective
Based on this clinical scenario and the accompanying image, understand how to arrive at a correct diagnosis.
1 Credit CME

Please finish quiz first before checking answer.

You answered correctly!

Read the answer below and download your certificate.

You answered incorrectly.

Read the discussion below and retake the quiz.

Survey Complete!

Sign in to take quiz and track your certificates

Buy This Activity

JN Learning™ is the home for CME and MOC from the JAMA Network. Search by specialty or US state and earn AMA PRA Category 1 CME Credit™ from articles, audio, Clinical Challenges and more. Learn more about CME/MOC

Article Information

Corresponding Author: Hyun Seung Choi, MD, Department of Otorhinolaryngology, National Health Insurance Service Ilsan Hospital, 100 Ilsan-ro, Ilsandong-gu, Goyang 10444, Korea (choihyunseung@gmail.com).

Published Online: July 8, 2021. doi:10.1001/jamaoto.2021.1441

Conflict of Interest Disclosures: None reported.

Additional Contributions: We thank the patient’s mother for granting permission to publish this information.

References
1.
Lan  MY , Lan  MC , Ho  CY , Li  WY , Lin  CZ .  Pilomatricoma of the head and neck: a retrospective review of 179 cases.   Arch Otolaryngol Head Neck Surg. 2003;129(12):1327-1330. doi:10.1001/archotol.129.12.1327PubMedGoogle ScholarCrossref
2.
Thompson  LD .  Pilomatricoma.   Ear Nose Throat J. 2012;91(1):18-20. doi:10.1177/014556131209100106PubMedGoogle ScholarCrossref
3.
Rajeshwary  A , Somayaji  G , Manohar  S .  Pilomatricoma of the pinna.   Ear Nose Throat J. 2013;92(1):34-40. doi:10.1177/014556131309200111PubMedGoogle ScholarCrossref
4.
Van Gysel  D , De Raeve  H , Bruylants  B .  An infant with a lump on the earlobe.   Pediatr Dermatol. 2016;33(3):347-348. doi:10.1111/pde.12822PubMedGoogle ScholarCrossref
5.
Pinheiro  TN , Fayad  FT , Arantes  P , Benetti  F , Guimarães  G , Cintra  LTA .  A new case of the pilomatrixoma rare in the preauricular region and review of series of cases.   Oral Maxillofac Surg. 2018;22(4):483-488. doi:10.1007/s10006-018-0724-8PubMedGoogle ScholarCrossref
6.
Inagaki  A , Yamashita  Y , Mori  Y , Takeuchi  E , Asaoka  K , Murakami  S .  An unusual tumor of the ear: pilomatricoma in a middle-aged woman.   Case Rep Otolaryngol. 2019;2019:4975216. doi:10.1155/2019/4975216PubMedGoogle Scholar
7.
Nistel  M , Lee  SH , Born  H , Greinwald  JH , Abdaljaleel  M , Sobolewski  B .  The girl with the bleeding earlobe mass.   Pediatr Emerg Care. Published online March 21, 2019. doi:10.1097/PEC.0000000000001809PubMedGoogle Scholar
8.
Schwarz  Y , Pitaro  J , Waissbluth  S , Daniel  SJ .  Review of pediatric head and neck pilomatrixoma.   Int J Pediatr Otorhinolaryngol. 2016;85:148-153. doi:10.1016/j.ijporl.2016.03.026PubMedGoogle ScholarCrossref
9.
Jung  SY , Kim  MG , Boo  SH ,  et al.  Clinical analysis of auricular benign masses.   Korean J Audiol. 2012;16(1):10-13. doi:10.7874/kja.2012.16.1.10PubMedGoogle ScholarCrossref
10.
Jeong  J , Kim  Y , Eo  TS , Choi  HS .  Cavernous hemangioma of the external auditory canal in patients older than 60 years: a rare tumor.  Published online November 24, 2019.  Ear Nose Throat J. 2019;145561319888134. doi:10.1177/0145561319888134PubMedGoogle Scholar
If you are not a JN Learning subscriber, you can either:
Subscribe to JN Learning for one year
Buy this activity
jn-learning_Modal_Multimedia_LoginSubscribe_Purchase
Close
If you are not a JN Learning subscriber, you can either:
Subscribe to JN Learning for one year
Buy this activity
jn-learning_Modal_Multimedia_LoginSubscribe_Purchase
Close
With a personal account, you can:
  • Access free activities and track your credits
  • Personalize content alerts
  • Customize your interests
  • Fully personalize your learning experience
Education Center Collection Sign In Modal Right
Close

Name Your Search

Save Search
Close
With a personal account, you can:
  • Track your credits
  • Personalize content alerts
  • Customize your interests
  • Fully personalize your learning experience
jn-learning_Modal_SaveSearch_NoAccess_Purchase
Close

Lookup An Activity

or

Close

My Saved Searches

You currently have no searches saved.

Close
With a personal account, you can:
  • Access free activities and track your credits
  • Personalize content alerts
  • Customize your interests
  • Fully personalize your learning experience
Education Center Collection Sign In Modal Right
Close