Measles (Rubeola)

Measles is marked by prodromal fever, cough, coryza, conjunctivitis, and pathognomonic enanthem (ie, Koplik spots), followed by an erythematous maculopapular rash on the third to the seventh day.

Hookworms

Human hookworm disease is a common helminth infection that is predominantly caused by the nematode parasites Necator americanus and Ancylostoma duodenale; organisms that play a lesser role include Ancylostoma ceylonicum, Ancylostoma braziliense, and Ancylostoma caninum.

Pneumonia

Pneumonia is an inflammation of the lung parenchyma caused by various microorganisms, including bacteria, mycobacteria, fungi, and viruses.

Otitis Media

Otitis media is the inflammation and infection of the middle ear, often resulting from viral or bacterial pathogens. Otitis media can lead to various symptoms, including ear pain, fever, hearing difficulties, and fluid buildup behind the eardrum.

Roundworms (Ascariasis)

Ascariasis (Roundworms) is the name of an infection caused by the roundworm Ascaris lumbricoides; when a worm lives inside the human body, the condition is called a parasitic infection.