Thanks for the query to H.C.M. Forum.
Pain all over body,
Just from 15 days means an acute stage.
Decrease in monocyte
is known as MONOCYTOPENIA
, occurs in acute infections, stress ( tension),excessive use of steroids.
Also occurs in,Aplastic anemia
,hairy cell anemia
,acute myeloid leukemia
Once again get in blood examination and note the exact percentage of monocyte in blood film.
get in blood for C B C, E S R ( chronic or acute infection) , calcium level, rheumatic factor.
A physician help is very necessary in this case.
Hope I have answered your question.
If further any question I will help.