Parasitic diseases: Difference between revisions

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Revision as of 22:41, 28 November 2013

African sleeping sickness

Tsetse fly

Winterbottom's sign: posterior cervical LAD (Gambiense)

Swimmer's itch

Cercaria (non-human schistisomes)

Exposed areas

Seabather's eruption

Under bathing suit

-Nematocysts of the larval forms of sea anemones: Edwardsiella lineata

Thimble jellyfishe: Linuche unguiculata

Cnidaria larve get trapped, release toxin


Humans can become intermediate host and then get invasive disease

Enterobius vermicularis

Nocturnal perianal itch (pinworm)

Larva Currens

Thumbprint sign: periumbilical purpura

Strongyloides stercoralis


Copepods (Cyclops spp)

Metro and excision

Loa loa

Calabar swelling: localized angioedema

Mature worm migrates across eye

Onchocerciasis (River blindness)

Elephant skin

Lizard skin

Leopard skin

Skin snip

Mazotti test: give DEC 50 mg, get reaction in patient


Trichinella spiralis

Splinter hemorrhages

Pork, polar bear, walrus

M. Opercularis

Wolly caterpillar

Train-track hemorrages

-'Erucism' inflammation around hairs, can be chronic, can cause systemic effects

Cimex lenticularis


Hep B carrier's

Body lice

Only seen in seams of clothing


Dermatobia hominis

Odd question of Collembola (Springtail) implicated in one case series (J NY Entomol Soc, 2004)

-Pimozide (diphenylbutylpiperidine class antipsychotic) at 1–12 mg daily


7/2/09 PANI