Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Hematoxylin and eosin-stained coupe of magnetic sentinel lymph node (a) 50× and (b) 200× magnification, (b) is the squared blue box in (a). The cortical sinus is shown at the right side (thin blue line) in (a,b). The iron content was graded as 1 (0–25%), see yellow arrow for focally located iron in cortical sinus. The medullar sinus was scored with grade 4 (75–100%), see blue arrows pointing at iron uptake.
