Parasitic diseases: Difference between revisions

(Created page with "•Chagas disease T. Cruzi Reduvid bug Transmitted by fecal material Romana's sign: eye swelling •African sleeping sickness Tsetse fly Winterbottom's sign: posterior cer...")
 
 
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•Chagas disease
==Background==
*Although any organism that "lives in or on another and takes its nourishment from that other organism" is technically a parasite, in common medical parlance "parasitic diseases" refer to infections due to protozoa, helminths, arthropods, or other "macroparasites"


T. Cruzi
==Protozoa==
{{Protozoa}}


Reduvid bug
==[[Helminths]]==
 
{{Helminth Types}}
Transmitted by fecal material
 
Romana's sign: eye swelling
 
•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
 
•Cysticercosis
 
Humans can become intermediate host and then get invasive disease
 
•Enterobius vermicularis
 
Nocturnal perianal itch (pinworm)
 
•Larva Currens
 
Thumbprint sign: periumbilical purpura
 
Strongyloides stercoralis
 
•Dracunculosis
 
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
 
•Trichinosis
 
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
 
Bedbugs
 
Hep B carrier's
 
•Body lice
 
Only seen in seams of clothing
 
•Myiasis
 
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


==[[Ectoparasites]]==
{{Ectoparasite DDX}}
{{Ectoparasite images}}


==Marine Dermatitis==
*[[Swimmer's Itch]]
*[[Seabather's Eruption]]


==See Also==
*[[Microbiology (Main)]]
*[[Travel Medicine]]


[[Category:ID]]
[[Category:ID]]
[[Category:Tropical Medicine]]

Latest revision as of 11:37, 19 September 2017

Background

  • Although any organism that "lives in or on another and takes its nourishment from that other organism" is technically a parasite, in common medical parlance "parasitic diseases" refer to infections due to protozoa, helminths, arthropods, or other "macroparasites"

Protozoa

Protozoa

Helminths

Helminth infections

Cestodes (Tapeworms)

Trematodes (Flukes)

Nematodes (Roundworms)

Ectoparasites

Domestic U.S. Ectoparasites

See also travel-related skin conditions

Ectoparasite & Related Images

Marine Dermatitis

See Also