Saturday, October 13, 2018

Epitrochlear Lymph-Nodes

Q: The epitrochlear lymph nodes are usually palpable at? (select one)

A) Medial side of the arm below the elbow
B) Lateral side of the arm below the elbow
C) Medial side of the arm above the elbow
B) Lateral side of the arm above the elbow
E) At antecubital fossa


Answer: A

Epitrochlear lymph nodes are if palpable, are usually at the medial side of the arm below the elbow. The objective of the above question is to highlight the fact that if epitrochlear lymph nodes are palpable, they are always pathologic. Underlying causes include localized infection, lymphoma, sarcoidosis, tularemia, and secondary syphilis.


#physicalexam

#oncology
#infectiousdisease


References:

1. Yardimci VH, Yardimci AH. An Unusual First Manifestation of Hodgkin Lymphoma: Epitrochlear Lymph Node ─░nvolvement—A Case Report and Brief Review of Literature. Journal of Investigative Medicine High Impact Case Reports. 2017;5(2):2324709


2. Catalano O, Nunziata A, Saturnino PP, Siani A. Epitrochlear lymph nodes: Anatomy, clinical aspects, and sonography features. Pictorial essay. Journal of Ultrasound. 2010;13(4):168-174. 

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