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Flashcards in micro Deck (261):
1

What is deficient in ataxia telangiectasia?

IgA

2

What is the treatment of Di George syndrome?

Transplant of fetal thymus

3

How do you differentiate Scalded Skin Syndrome (Ritter's Disease) from TEN (Lyell Disease)?

Separation occurs at STRATUM GRANULOSUM in Ritters disease vs. separation at DERMO EPIDERMAL JUNCTION at Lyell Disease

4

What 3 diseases present with a strawberry tongue?

Toxic shock syndrome, Kawasaki disease, Scarlet fever

5

What is the DOC for VRSA?

Linezolid

6

What is the 2nd most common cause of UTI in sexually active women?

Staph saprophyticus

7

Most common bacterial cause of sore throat?

Strep pyogenes (group A beta hemolytic streptococci)

8

What facilitates cellulitis caused by Strep pyogenes?

Hyaluronidase (spreading factor)

9

Rash begins in the trunk then spreads to the extremities but spares the face

Scarlet fever

10

What test is used to determine a patient's susceptibility to scarlet fever?

Dick test

11

Most common cause of neonatal pneumonia, sepsis and meningitis

Strep agalactiae (GBS)

12

Differentiate Strep pyogenes from Strep agalactiae

B - BRAS: gBs Resistant, gAs Sensitive

13

Gram positive "lancet-shaped" cocci in pairs or short chains

Strep pneumoniae

14

What bacteria is sensitive to optochin and exhibits a (+) Quellung reaction?

Strep pneumoniae

15

Most common cause of subacute endocarditis?

viridans Streptococci (S. sanguis)

16

Aerobic, gram (+) box car like rods, spore forming

Bacillus anthracis

17

DOC for cutaneous anthrax

Ciprofloxacin

18

The capsule of Bacillus anthracis is unique, what is it made of?

poly-D-glutamic acid

19

What gram (+) bacteria causes ophthalmitis described as no light perception within 48hrs of traumatic eye injury?

Bacillus cereus

20

What is the DOC for Bacillus cereus?

None. Symptomatic treatment only. (Tricky!!)

21

What anaerobic gram (+) bacteria looks like a tennis racket?

Clostridium tetani. Due to the presence of a terminal spore

22

What are the most common immunologic types of C. botulinum in humans?

Types A, B and E

23

What makes up the triad of Botulism?

Symmetric descending paralysis, absence of fever, and intact sensorium

24

Anaerobic, gram (+), non motile bacteria that grows on egg yolk agar

Clostridium perfringens

25

What toxin is involved in Gas Gangrene?

Alpha toxin - Clostridium perfringens

26

Gram (+) bacteria that exhibits double hemolysis on blood agar

Clostridium perfringens

27

What is the most common cause of antibiotic associated diarrhea?

Clindamycin

28

Non-motile, gram (+) club/comma shaped rods arranged in a V or L shape that looks like chinese characters

Corynebacterium diphtheriae

29

What test do you use to detect toxigenicity of Corynebacterium diphtheriae?

Modified Elek test

30

Metachromatic granules of Corynebacterium diphtheriae

Babes-ernst granules or Volutin granules

31

Where do you culture Corynebacterium diphtheriae?

Tellurite plate

32

Gram (-), kidney bean diplococci with an insignificant capsule

Neisseria gonorrhea

33

Gram (-) diplococci that ferments maltose and glucose

Neisseria meningitidis

34

Classic medium for culture of Neisseria meningitidis

Thayer - Martin VCN media

35

Most severe form of meningococcemia that results to adrenal insufficiency

Waterhouse - Friderichsen Syndrome

36

What do you call the rash in meningococcemia?

Purpura fulminans

37

DOC for Neisseria gonorrhea

Ceftriaxone + Doxycycline

38

Perihepatitis associated with gonorrhea

Fitz - Hugh - Curtis Syndrome

39

What is the most common cause of epiglottitis?

H. Influenzae

40

Most common cause of COPD exacerbations?

H. Influenzae

41

2nd most common cause of otitis media

Non - typable H. Influenzae

42

Most common cause of septic arthritis in infants

H. Influenzae

43

Where do you culture Bordetella pertussis?

Bordet - Gengou agar or Regan Lowe charcoal medium

44

What toxin causes whooping in B. Pertussis infection?

Tracheal cytotoxin

45

What organism causes Pontiac Fever? Described as a mild flu-like illness

Legionella pneumoniae

46

What E. coli toxin causes bloody diarrhea?

Verotoxin (shiga-like)

47

What causes traveler's diarrhea or Montezuma's Revenge?

Enterotoxigenic E. Coli

48

What teat detects Salmonella antibodies in the patient's serum?

Widal Tests

49

What causes Salmonella setpticemia?

Salmonella choleraesuid

50

Where does the chronic carrier state of Salmonella typhi occur?

Gallbladder - treated with Ampicillin or cholecystectomy

51

Where is Shigella and Salmonella cultured?

XLD (xylosine lysine deoxycholate) medium

52

Gram (-), non-lactose fermenting rod, non-motile. Humans are its only host.

Shigella

53

Most common cause of bacillary dysentery

Group D: Shigella sonnei - Duval's bacillus

54

Most severe form of bacillus dysentery. Also the most common cause of epidemic dysentery.

Group A: Shigella dysenteriae type 1 - Shiga bacillus

55

Bacteria found in contaminated raw seafood and among shellfish handlers

V. parahaemolyticus and V. vulnificus

56

True or False: Shigella has a low infectious dose making it highly virulent

TRUE

57

What is the toxin released by cholera?

Choleragen

58

What is the culture medium of cholera?

TCBS (thiosulfate citrate bile salts) agar

59

Short term immunity with the cholera vaccine may cause?

Herd immunity

60

Comma shaped, gram (-) rod that grows well on Skirrow's agar

Campylobacter jejuni

61

True or false: V. Cholera is the most common cause of bacterial gastroenteritis

False - most common is Campylobacter jejuni

62

What are the 2 disease associations of Campylobacter jejuni infection?

Guillain-Barre Syndrome and Reiter's Syndrome

63

Triad of Reiter's Syndrome

Urethritis, Uveitis, and Arthritis

64

H. Pylori is the most common cause of?

Duodenal ulcers

65

What organism is associated with "currant jelly sputum"?

Klebsiella pneumoniae - necrotizing pneumonia

66

What are struvite stones made of and what organism is this associated with?

Magnesium ammonium phosphate, Proteus mirabilis

67

What is the medium used to culture Pseudomonas aureginosa?

Cetrimide agar

68

Gram (-) rod, obligate aerobe, non-lactose fermenting which gives a green-blue stain on wound dressings

Pseudomonas aureginosa

69

Organism responsible for malignant otitis externa among diabetics

Pseudomonas aureginosa

70

Predominant anaerobe of the human colon

Bacteroides fragilis

71

Only 2nd gen cephalosporin with good anaerobic coverage. Used to treat Bacteroides fragilis infections.

Cefoxitin

72

What is the treatment for undulating fever?

Brucella abortus (Brucellosis) - doxycycline plus rifampicin

73

Gram (-) rod with bipolar (safety pin) staining

Yersenia pestis

74

Assay used to determine drug resistance for Mycobacterium tuberculosis

Luciferase assay

75

Most important virulence factor in TB

Cord factor

76

Radiologically detectable calcification in TB

Ranke's complex

77

Differentiate primary complex TB from reactivation TB

Primary - middle or lower lobes. Reactivation - apices.

78

Culture medium of M. Leprae

Mouse footpads, armadillo

79

Most common presentation of TB in adults? In children?

Adults - cough. Children - weight loss.

80

DOC for acute flare-ups of Lepromatous Leprosy

Erythema nodosum leprosum - Thalidomide

81

Medium for the smallest free living organism

Eaton's culture - Mycoplasma pneumoniae

82

Most common infectious cause of Stevens-Johnson syndrome

Mycoplasma pneumoniae (walking pneumoniae)

83

Gram (+), beaded, filamentous anaerobic organism that grows as normal flora in the mouth

Actinomyces israelii

84

Fite-Faraco stain can be used on what 2 organisms?

M. Leprae and Nocardia asteroides

85

Tiny gram (-) bacteria that look like corkscrews

Spirochetes

86

Specialized flagella of spirochetes that run sideways along the organism under the outer membrane sheath

Periplasmic flagella

87

Cause of death of congenital syphylis

Pulmonary hemorrhage

88

What is the Hutchinson Triad seen in congenital syphylis?

Hutchinson teeth, deafness, keratitis

89

Pupils that accommodate but do not react seen in Tertiary Syphylis

Argyll Robertson pupils or Prostitute's Pupil

90

What is the screening test for syphylis?

RPR-VDRL

91

Confirmatory test for Syphylis

FTA-ABS

92

Diagnostic lesion in secondary Syphylis

Condyloma lata

93

Influenza-like symptoms few hours after receiving penicillin

Jarisch - Herxheimer Reaction

94

Organism responsible for a firm, ulcerated painless lesion with a punched out base and rolled edges

Treponema pallidum, chancre of primary syphylis

95

What 2 bacteria exhibit a CSF analysis with lymphocytic predominance?

Treponema pallidum, Mycobacterium tuberculosis

96

DOC for Treponema pallidum infection

Syphilis - Benzathine penicillin G

97

Largest medically important bacteria

Borrelia burgdorferi

98

Lyme disease is caused by a bite from?

Deer tick (Ixodes scapularis)

99

DOC for Borrelia burgdorferi infection

Lyme Disease - Doxycycline

100

Pathognomonic lesion for Borrelia burgdorferi infection

Lyme disease - erythema chronicum migrans

101

DOC for Relapsing Fever

Borrelia recurrentis - Doxycyline or erythromycin

102

Transmission of relapsing fever is through?

Human body louse - Pediculus humanus

103

Obligate aerobe with a Shepherd's crook appearance. In what medium does it grow?

Leptospira interrogans - EMJH or Fletcher's Medium

104

Gold standard in diagnosing Leptospirosis

Leptospire Microscopic Agglutination Test (MAT)

105

Pathogenesis of meningitis and glomerulonephritis in Leptospirosis

Immune complex mediated

106

CXR finding in Leptospirosis pulmonary involvement

Snow flake lesion

107

Weil's Triad

Leptospirosis - jaundice, bleeding, uremia

108

Most common COD in Leptospirosis

Massive pulmonary hemorrhage

109

Most common STD overall. Obligate intracellular bacteria, uses host ATP

Chlamydia trachomatis

110

Most common cause of infectious blindness

Trachoma - Chlamydia trachomatis

111

Cytoplasmic inclusion bodies near the nuclei of conjunctival epithelial cells in trachoma

Halberstadter - Prowazek inclusions

112

Characteristic cough in neonatal pneumonia caused by Chlamydia trachomatis

Staccato cough

113

Organism that causes Bird Fancier's Disease

Chlamydia psittaci

114

Test to confirm the diagnosis of Rickettsiae

Weil - Felix Reaction

115

Gram (-) rod responsible for Cat Scratch Disease

Bartonella henselae

116

What is the presentation of Cat Scratch Disease in immunocompetent patients? Immunocomprised?

Immunocompetent - cat scratch fever, Immunocompromised - bacillary angiomatosis

117

Tick that transmits Ehrlichiosis

Ehrlichia chaffeensis - Dermacentor (dog tick)

118

Gram (-) rod presenting as a painful genital ulcer

Haemophilus ducreyi - Chancroid

119

Gram (-) rod that causes Mesenteric Adenitis

Yersenia enterocolitica

120

Encapsulated, pleomorphic gram (-) bacillus with bipolar densities

Klebsiella granulomatis (Donovanosis) - Donovan bodies that look like closed safety pins

121

Clinical presentation of Granuloma inguinale

K. Granulomatis - beefy red ulcer, pseudobuboe formation

122

Essential sterol in fungi

Ergosterol

123

Toxin of Aspergillus flavia that causes Liver Ca

Aflatoxin, found in peanuts and grains

124

Most common agar used to diagnose fungal infections

Sabourad's agar

125

Organism responsible for Tinea Versicolor or An-An. What is its appearance on KOH?

Malassezia furfur - spaghetti and meatballs appearance

126

Treatment for Rose Gardener's Disease

Sporotrichosis (Sporothrix schenckii) - Itraconazole or Potassium iodide

127

Infection with Coccidioides immitis. What is the characteristic lesion?

Valley Fever - erythema nodosum or Desert Bumps

128

Infective form of Histoplasma capsulatum. Common in bird and bat droppings

Inhaled Micronidia

129

Fungal infection that mimics TB

Histoplasmosis - Histoplasma capsulatum

130

DOC for all systemic mycoses

Itraconazole or Amphotericin B

131

Round yeast with broad based bud. Most common cause of fungal pneumonia

Blastomycosis - Blastomycosis dermatitidis

132

Yeast with multiple buds in wheel configuration. Found in Central and South America

Paracoccidioides brasiliensis

133

Organism that causes pseudomembranous esophagitis in immunocompromised hosts

Candida albicans

134

Abundant in pigeon droppings, most common cause of meningoencephalitis in AIDS patients

Cryptococcus neoformans - oval yeast with a narrow base bud

135

Exist only as molds. Hyphae form V shaped branches in acute angles (<90)

Aspergillus fumigatus

136

Fungus that commonly infects patients with diabetic ketoacidosis, burn patients, leukemia

Mucormycosis - Rhizopus oryzae and Mucor spp. Rhino-orbital-cerebral infection.

137

DOC for PCPo

Trimethroprim-sulfamethoxazole

138

Diagnostic methods for PCP

Broncheoalveolar washings (toluidine blue and methenamine silver stain) - hat shaped cells. CXR - ground glass infiltrates (ARDS).

139

Causes spongiform encephalopathies and pathogenic as beta pleated sheets

Prions

140

True of False: Among viruses, purified nucleic acids of most dsDNA and (+) strand genome ssRNA viruses are infectious

TRUE

141

Enzyme required by (-) strand RNA virus to undergo translation in the host cell

RNA - dependent RNA polymerase

142

Only live attenuated vaccine that can be given to HIV (+) patients

MMR

143

Smallest icosahedral virus with a single strand of DNA

Parvovirus

144

Erythema infectiosium

Parvovirus B19 - Fifth disease

145

Hydrops fetalis is common among infants with what viral infection and during what trimester

Parvovirus B19 - 2nd trim

146

Only virus with fiber. Causes URTI symptoms and hemorrhagic cystitis

Adenovirus - Cowdry type B intranuclear inclusions on histopathology

147

Condition caused by JC Polyoma virus among immunocompromised patients

Progressive Multifocal Encephalopathy - affects oligodendrocytes

148

Inactivate tumor suppressor genes in HPV infection

Genes E6 and E7

149

DOC for herpes simplex virus

Acyclovir

150

Site of latency of HSV 1? HSV 2?

HSV 1 - trigeminal ganglia. HSV 2 - lumbosacral ganglia.

151

Histopathology finding in HSV

Cowdry Type A - large, pink to purple intranuclear inclusion cyts

152

Smear used to diagnose HSV

Tzanck smear - multinucleated giant cells

153

VZV affecting geniculate ganglion causing facial nerve paralysis

Ramsay Hunt Syndrome

154

Virus that is cultured in shell tubes with a (-) heterophil test

Cytomegalovirus

155

Histopathology of the virus reveals giant cells with owl's eye nuclear inclusions

Cytomegalovirus

156

Virus that infects B lymphocytes

Epstein - Barr Virus

157

Rare complication of Infectious Mononucleosis

Splenic rupture - EBV (kissing disease)

158

Cancers associated with EBV

Burkitt's lymphoma, Nasopharyngeal Ca

159

Malignancy of vascular endothelial cells. Lesions are dark purple, flat to nodular, and appear at multiple sites.

Human herpesvirus 8 - Kaposi's sarcoma

160

Histopathology of Smallpox

Variola virus - Guarnieri bodies

161

DOC for CMV infections

Ganciclovir

162

Virus that produces papular skin lesions with an umbilicated center and Henderson - Peterson bodies on histopathology

Molluscum contagiosum

163

Only DNA virus that produces DNA by reverse transcription with mRNA as the template

Hepa B

164

Autoimmune vasculitides associated with Hepa B infection

Polyarteritis nodosa

165

Hepatitis virus associated with Hepatocellular Ca

Hepatitis B

166

Virus that replicates in motor neurons in the anterior horn of the spinal cord causing paralysis

Poliovirus

167

Histopathologic findings in Poliomyelitis

Cowdry type B intranuclear inclusions

168

Most common cause of viral myocarditis and pericarditis

Coxsackie B

169

Organisms responsible for the common cold

Rhinovirus, Coronaviridae

170

Most common cause of non bacterial diarrhea in adults

Norwalk Virus

171

Most common cause of childhood diarrhea

Rotavirus

172

Virulent spikes in Influenza virus

Hemagglutinin, Neuraminidase

173

Type of Influenza that does not cause outbreaks

Influenza C

174

The only human Influenza virus, there is no animal source

Influenza B

175

DOC for Influenza B and C

Oseltamivir or Zanamivir

176

DOC for Influenza A

Amantadine or Rimantidine

177

Pathognomonic histopathologic finding in Measles (Rubeola)

Multinucleated giant cells - Warthin Finkeldey Bodies

178

True or False: A patient with Rubeola presenting with rash is still infective

FALSE

179

DOC for a virus with fusion proteins as surface spikes and is the most important cause of pneumonia and bronchiolitis in infants

RSV - Ribavirin

180

CXR finding in Croup

Parainfluenza 1 and 2 - Steeple sign

181

Bullet shaped enveloped virus

Rabies virus

182

Histopathologic finding in Rabies Virus

Intracytoplasmic Negri Bodies

183

Vector of Breakbone Fever

Dengue virus - Aedes aegypti

184

Most prevalent blood borne pathogen

Hepatitis C virus

185

Most common indication for liver transplantation

Cirrhosis secondary to Hepa C infection

186

Group specific antigen that serves as an important serologic marker of infection

p24

187

Reason behind the numerous antigenic variants of HIV

gp120

188

HIV regulatory gene that decreases CD4 and class I MHC proteins

nef

189

Main immune response against HIV

Cytotoxic CD8+ lymphocytes

190

Definitive diagnostic test for HIV

Western blot

191

Laboratory exam in HIV patients that is used for prognostication

PCR - can determine viral load

192

Define HAART

2 nucleoside inhibitors (zidovudine and lamivudine) and 1 protease inhibitor (indinavir)

193

Histopathology finding of malignant T cells with flower shaped nucleus

Human T Cell Lymphocytic Virus

194

Thread-like viruses with 100% mortality rate due to profound capillary leak and hemorrhage

Ebola Virus

195

Flavivirus with a bird-mosquito-man cycle. May progress to neuroinvasive disease

West Nile Virus

196

Most common cause of epidemic encephalitis, transmitted by Culex mosquitoes

Japanese B Virus

197

CT scan findings on Japanese B Encephalitis

Thalamic infarcts

198

Free living organism that passes through the digestive tract without infecting the host

Spurious parasite

199

True or False: The definitive host harbors the larval/asexual stage

False - the definitive host is where the parasite attains sexual maturity, the intermediate host is where the you can find the larval/asexual stage of the parasite

200

Protozoa that exhibits Brownian movement

Entamoeba histolytica

201

Characteristic lesion in Amebic colitis

Flask shaped colon ulcers

202

DOC for E. histolytica cyst carrier state? Amebic colitis?

Cyst - Filoxanide furoate, Colitis - Metronidazole

203

Protozoa with a falling leaf motility, adheres to the SI and causes malabsorption

Giardia lamblia - diarrhea and flatus that smells like rotten eggs

204

Acid fast protozoa that causes diarrhea in immunocompromised patients, with thick walled oocysts. . Treatment?

Cryptosporidium parvum, treat with Nitazoxanide

205

Sexually transmitted protozoa that exists only as a pear shaped, flagellated trophozoite

Trichomonas vaginalis

206

Most important parasitic disease in man

V. Plasmodium

207

True or false: Individuals with RBC defects are immune to malaria

TRUE

208

Which malarial vector has the worst clinical scenario

P. falciparum

209

What malarial species causes Recrudescence?

P. falciparum and malariae - recurrence of symptoms after 2 to 4 weeks

210

Diagnostic exam for Malaria

Thin and thick smears with Giemsa stain

211

What malarial dots are seen in the different species?

Schuffner - ovale and vivax, Maurer - falciparum, Ziemann - malariae

212

Organism that causes hemolytic anemia, Durck granulas, blackwater fever, and septic shock (algid)

Malaria - cerebral

213

Vector of Trypanosa cruzi

Reduviid bug

214

Infective stage of Trypanosoma cruzi

Trypomastigotes

215

Diagnosis and treatment for Chagas Disease

Trypanosoma cruzi - Xenodiagnosis, treat with Nifurtimox

216

Organism responsible for African Sleeping Sickness

Trypanosoma brucei gambiense and rhodesiense

217

Posterior cervical lymph node enlargement seen in African Sleeping Sickness

Winterbottom Sign

218

Plasma cells with cytoplasmic immunoglobulin globules seen in encephalitis caused by African Sleeping Sickness

Mott Cells

219

Most common cause of red tide in the Phil

Pyrodinium bahamense var compressum

220

Transmission of red tide

Dinoflagellates in bivalve mollusks

221

Only ciliated protozoan to cause human disease

Balantidium coli

222

Classic maltese cross on blood smear. Vector?

Babesia microti. Ixodes rick, can have a co-infection with Lyme disease

223

Vector of Leishmaniasis

Sandfly (Phlebotomus)

224

DOC for Leishmaniasis infections

Antimony compounds - Stinogluconate

225

Treatment for all cestodes

Praziquantel - except E. granulosus (Albendazole)

226

Which tapeworm can cause neurocysticercosis and worms in vitreous humor?

Taenia solium (pork tapeworm)

227

Cestode infection that causes megaloblastic anemia due to Vit B12 deficiency

Diphyllobothrium latum (fish tapeworm)

228

Organism that causes Hydatid cysts in the liver which may lead to an anaphylactic reaction if ruptured

Echinococcus granulosus

229

Treatment for hydatid cysts

Albendazole, PAIR procedure

230

Most common tapeworm in developed countries. Contain polar filaments and six hooked larva

Hymenolepsis nana

231

DOC for all trematodes

Praziquantel

232

Intermediate host of Schistosoma japonicum

Snail - Oncomelania hupensis quadrasi

233

Diagnosis of Schistosoma

Circumoval precipitin test - demonstrates ovoid egg with small hook

234

Illness caused by Schistosoma that presents with fever, hives, headache, weight loss, cough

Katayama Fever

235

Trematode with melon-like ridges on Potassium permanganate stain (KMnO4)

Clonirchis sinensis

236

Ca associated with Clonorchis sinensis chronic disease

Cholangiocarcinoma (Klatskin's Tumor)

237

Sheep liver fluke presenting with objstructive jaundice and painful pharyngitis

Fasciola hepatica - Halzoun (from eating watercress)

238

Intestinal fluke that mimics peptic ulcer disease

Heterophyes heterophyes

239

Hypersensitivity pneumonitis seen in ascaris infection

Loeffler's syndrome

240

Nematodes that causes microcytic hypochromic anemia and cutaneous larva migrans

Necator and Ancylostoma

241

Kato katz reveals barrel shaped eggs with bipolar plugs

Trichuris trichiura

242

Whipworm infection results to this disease from increased peristalsis to expel the worms

Trichuris trichiura - rectal prolapse

243

Pinworm that causes pruritus ani. What is the appearance of the eggs on Graham's scotch tape technique?

Enterobius vermicularis - D shaped eggs

244

DOC for pinworm

Enterobius vermicularis - Pyrantel pamoate

245

Medium for the diagnosis of Strongyloides stercoralis

Harada - Mori Culture

246

DOC for Strongyloides stercoralis infection

Ivermectin

247

Only nematode whose life cycle involves a migratory bird

Capillaria philippinensis

248

Diagnostic findings of Capillaria philippinensis in Kato katz

Peanut shaped eggs with flattened bipolar plugs

249

Clinical presentation of Wuchereria and Brugia

Wuchereria - hydrocoele, Brugia - elephantiasis

250

Most debilitating nematode infection, common among abaca farmers

Wuchereria and Brugia

251

Infective stage of hydrocoele and elephantiasis

Wuchereria and Brugia - 3rd stage larvae

252

Small epithelioid granulomas in Wuchereria and and Brugia

Meyers - Kouvenaar Bodies

253

Nematode that invades striated skeletal muscle and is encysted within a host derived cell

Trichinella spiralis - Nurse cell

254

DOC for Trichinella spiralis

Thiabendazole

255

Vector of Onchocerca volvulus

Female blackfly (Simulium) - river blindness

256

DOC of Onchocerca volvulus and SE of lysis of worms

Ivermectin - Mazzotti Reaction

257

Transmitted by deer or mango fly (Chrysops)

Loa Loa - worm crawling across conjuctiva and Calabar swellings (subcutaneous edema)

258

Guinea fir worm, live worm in skin ulcer

Dracunculus medinensis - ingestion of copepods in water

259

Visceral larva migrans, dog ascaris

Toxocara canis

260

Most common cause of parasitic eosinophilic meningitis

Angiostrongylus cantonensis

261

Etiology of eosinophilic gastroenteritis

Anisakis simplex