Stool studies (ova and parasites)
CBC to identify peripheral eosinophilia or anemia (not sensitive or specific)
Peripheral blood smear to identify microfilariae (e.g. lymphatic filariasis)
Pulmonary symptoms: CXR and sputum smear (e.g. Löffler’s syndrome)
CNS symptoms
Neuroimaging (CT with contrast or MR brain) may reveal ring-enhancing lesions, calcifications, or focal enhancing lesions in neurocysticercosis
CSF serologies/ELISA for echinococcus, cysticercosis
Ultrasound or CT can localize cyst of echinococcus
ELISA or biopsy of affected tissue to diagnosis toxocariasis, cysticercosis
Identification of adult worm or microscopic larvae in cutaneous ulcer fluid can confirm dracunculiasis
Neuroimaging (CT with contrast or MR brain) may reveal ring-enhancing lesions, calcifications, or focal enhancing lesions in neurocysticercosis
CSF serologies/ELISA for echinococcus, cysticercosis
Helminth infections
Mosquito-borne infections
Hymenoptera stings
Fungal infections
Tick borne illnesses
Skin and soft tissue infections
Parasitic diseases
Mammalian bites