Secondary Damage

Additional, often preventable damages caused by slow or improper response to primary damage or losses. 

Examples: Flood and water damage, perhaps after a storm, can result in corrosion, rust, mold, mildew, fungi, odor; Fire damage can lead to secondary damage like soot stains, soot damage to electronics and appliances; Mold damage can cause contamination of the HVAC system, poor air quality and respiratory issues.