Macrocytic RBCs are large so tend to have a higher MCH, while microcytic red cells would have a lower value.. MCH is one of three red blood cell indices (MCHC and MCV are the other two). The measurements are done by machine and can help with diagnosis of medical problems.
Alaska's Bogoslof Volcano. Bogoslof volcano, located in the Aleutian Islands about 98 km (61 mi) northwest of Dutch Harbor/Unalaska, is in an active eruption sequence that began in mid-December 2016 and continues today.
Explosive Eruptions Continue to Rock Alaskaâs Bogoslof Volcano. A plume rises from Bogoslof volcano, partially obscured by a mountain on Unalaska Island, on Wednesday, Dec. 21, 2016. A few updates on volcanic eruptions at the start of 2017: