Fig. 3.
Degree of crystal formation in Malpighian tubules by visual scale, 20× s magnification. 0: no stone formation, +: mild, 2+: moderate, 3+ strong crystal formation
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.