title: Waterhouse-Friderichsen syndrome caused by Haemophilus influenzae type b in an adult.
mesh_terms: D006192:Haemophilus Infections / Q000150:complications*; D006193:Haemophilus influenzae / Q000302:isolation & purification; D006801:Humans; D008297:Male; D008875:Middle Aged; D014884:Waterhouse-Friderichsen Syndrome / Q000209:etiology*