Note that this program makes use of the getchar() function, which reads a single character of input and returns that character as the value of the function. If there is an error reading the character, or if the end of input is reached, getchar() returns a special value, represented below by .
1 Short description: Anemia NOS. 2  ICD-9-CM 285.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 285.9 should only be used for claims with a date of service on or before September 30, 2015.
1 If the red blood cells size are normal in size (but low in number), this is called normocytic anemia, such as anemia that accompanies chronic disease or anemia related to kidney disease.  If red blood cells are larger than normal, then it is called macrocytic anemia.