Head lice is a scalp infection with tiny gray bugs (lice). Lice lay many white eggs (nits) in the hair.

Lyme Disease is a bacterial infection spread from a deer tick bite.

Lymph nodes are small bean-shaped lumps found under the skin. Also called lymph glands.

A bacterial infection of a lymph node. Main symptom is the sudden onset of one large painful node

A viral infection of lymph nodes. Main symptom is swollen nodes.