Case 200. Reference case 200B

　 　 　 　
　
Histology of a tick removed together with the skin tissue.
 　
　 　 　 　

　

 　 The anterior part of the tick is shown (HE). In the gnathosoma, striated muscles and salivary gland are observed. The gut lumen is filled with sucked blood. The exoskeleton is birefringent and poorly stained.