Etiology

Decrease in circulating blood cells due to a severe depression of bone marrow activity

Primary=cause unknown

Secondary=due to drug or chemical agent

Predilection

Primary=young children

Secondary=any age

Location

Systemic disease

Clinical Appearance

Infection

Spontaneous bleeding

Petechiae

Purpuric spots

Treatment

Primary=experimental

Secondary=remove causative agent

Diagnostic Process

Laboratory

Photos Gallery

Photo 1