Infarcts can be classified into red (hemorarragic) white (anemic) infarcts as well as septic and bland infarcts. Red infarcts can occur in lungs while infarcts occur in the heart, kidney and spleen. Septic infarcts can occur when a vegetation of infective endocarditis embolises.

1. Types of skin lesions
2. Fatty change
3. Artificial rupture of membranes (amniotomy)
4. Diseases caused by Haemophilus influenzae