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Medical Derm Revision > Buzz Radiol/Vectors/ID > Flashcards

Buzz Radiol/Vectors/ID Flashcards

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USMLE® Step 1 flashcards Dermatology Board Prep flashcards
1
Q

Test 1

A

Test 2

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2
Q

incr Lymphoreticular malignancy & ataxia, recurrent infections

A

Ataxia-telangiectasia

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3
Q

incr Medulloblastoma and fibrosarcomas & ovarian fibromas

A

Gorlin syndrome

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4
Q

incr Leukemia or GI CA & photodistributed rash

A

Bloom syndrome

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5
Q

incr Renal, thyroid (medullary), colon CA & fibrofolliculomas

A

Birt-Hogg-Dubé syndrome

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6
Q

incr Esophageal CA & focal pressure PPK

A

Howel-Evans syndrome

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7
Q

incr Thyroid (follicular), breast, colon CA & trichilemmomas

A

Cowden syndrome

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8
Q

incr Chondrosarcoma & endochrondromas, venous malformations

A

Mafucci syndrme

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9
Q

incr Colon CA & odontogenic cysts

A

Gardner syndrome

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10
Q

incr Testicular CA & cryptorchidism

A

X-linked ichthyosis

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11
Q

incr Sebaceous CA & sebaceous adenomas

A

Muir-Torre syndrome

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12
Q

incr Thyroid (medullary) CA & mucosal neuromas

A

MEN 2b

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13
Q

incr Renal cell CA & uterine and cutaneous leiomyomas

A

Leiomyomatosis

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14
Q

incr Ovarian, lung, colorectal, pancreatic CA & poikiloderma

A

Dermatomyositis

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15
Q

incr Acute myelogenous leukemia & neutrophilic dermatosis

A

Sweet’s syndrome, pyoderma gangrenosum (atypical bullous form)

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16
Q

incr GI lymphoma & pruritic vesicles (extensor surfaces)

A

Dermatitis herpetiformis

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17
Q

incr Juvenile myelomonocytic leukemia & JXG (juvenile xanthogranuloma)

A

NF1

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18
Q

incr Various CA (30% of cases) & destructive arthritis

A

Multicentric reticulohistiocytosis

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19
Q

incr Renal cell CA (rare) & shagreen patches

A

Tuberous sclerosis

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20
Q

incr SCC & leukoplakia, nail dystrophy, bone marrow failure

A

Dyskeratosis congenita

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21
Q

incr Osteosarcoma & hypoplastic thumbs, photosensitivity

A

Rothmund-Thomson syndrome

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22
Q

Glucagonoma (pancreatic tumor) & erythematous plaques (thighs/groin/perineum)

A

Necrolytic migratory erythema

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23
Q

Lutzomyia verrucarum (sandfly)

A

Oroya fever (Bartonella bacilliformis)

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24
Q

Lutzomyia spp., Phlebotomus spp. (sandfly)

A

Leishmaniasis (Leishmania spp.)

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25
Q

Reduviid bug

A

Chagas disease (Trypanosoma cruzi)

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26
Q

Xenopsylla cheopis (rat flea)

A

Plague (Yersinia pestis), Endemic typhus (Rickettsia typhi)

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27
Q

Ctenocephalides felis (cat flea)

A

Cat-scratch disease (Bartonella henselae)

28
Q

Chrysops discalis (deer fly)

A

Tularemia (Francisella tularensis)

29
Q

Chrysops, family Tabanidae (deer or mango fly)

A

Loaisis (Loa loa)

30
Q

Glossina morsitans (tsetse fly)

A

African trypanosomiasis (T. gambiense and rhodesiense)

31
Q

Simulium spp. (black fly)

A

Onchocerciasis (Onchocerca volvulus)

32
Q

Culex, Aedes, Anopheles (mosquitoes)

A

Filariasis (Wuchereria bancrofti)

33
Q

Dermacentor andersoni (Rocky Mountain wood tick)

A

Tularemia (Francisella tularensis), Rocky Mountain spotted fever (Rickettsia rickettsii)

34
Q

Amblyomma americanum (lone star tick)

A

Tularemia (Francisella tularensis)

35
Q

Rhipicephalus sanguineus (brown dog tick)

A

Mediterranean spotted fever (Rickettsia conorii)

36
Q

Ixodes dammini (scapularis), Ixodes pacificus

A

Lyme disease (Borrelia burgdorferi)

37
Q

Trombiculid red mites (larval stage: chigger)

A

Scrub typhus (Orientia tsutsugamushi)

38
Q

Liponyssoides sanguineus (mouse mite)

A

Rickettsialpox (Rickettsia akari)

39
Q

Pediculosis humanus (human body louse)

A

Epidemic fever (Rickettsia prowazekii), Relapsing fever (Borrelia recurrentis), Trench fever (Bartonella quintana)

40
Q

Red grains (actinomycetoma)

A

Actinomadura pelletieri

41
Q

Yellow to brown grains (actinomycetoma)

A

Streptomyces somaliensis

42
Q

Pink or cream grains (actinomycetoma)

A

Actinomadura madurae

43
Q

White grains (actinomycetoma)

A

Nocardia brasiliensis and asteroides

44
Q

Pectinate hyphae (broken comb)

A

Microsporum audouinii

45
Q

Bamboo-like hyphae

A

Microsporum ferrugineum

46
Q

‘Pig snout’ conidia

A

Microsporum nanum

47
Q

Bullous tinea pedis

A

Trichophtyon mentagrophytes

48
Q

Spiral hyphae

A

Trichophyton mentagrophytes

49
Q

Teardrop-shaped microconidia (‘birds on a wire’)

A

Trichophyton rubrum

50
Q

Septate hyphae with reflexive branching

A

Trichophyton soudanense

51
Q

Teardrop, balloon and matchstick forms of conidia

A

Trichophyton tonsurans

52
Q

Septate hyphae with favic chandeliers

A

Trichophyton tonsurans

53
Q

Partial thiamine and inositol requirement

A

Trichophyton verrucosum

54
Q

Khaki-colored colony with club-shaped macroconidia

A

Epidermophyton floccosum

55
Q

Round cells attached to one another (‘chain of coins’, ‘brass knuckles’)

A

Lobomycosis

56
Q

Globe-shaped sclerotic cells (‘Medlar bodies’, ‘copper pennies’)

A

Chromoblastomycosis

57
Q

Photochromagens (mycobacteria)

A

M. kansasii, M. marinum, M. simium

58
Q

Broad-based budding with double contoured thick wall

A

Blastomycosis

59
Q

Large round organisms with multiple narrow-based buds radiating outward (mariner’s wheel)

A

Paracoccidioidomycosis

60
Q

Dichotomous branching at 45–60° angle

A

Aspergillus

61
Q

Large ribbon-like hyphae with 90° branching

A

Mucor

62
Q

Giant sporangia

A

Rhinosporidiosis

63
Q

Morula formation resembling soccer ball

A

Protothecosis (prototheca)

64
Q

Winterbottom’s sign

A

Posterior cervical LAD in African trypanosomiasis

65
Q

Romana’s sign

A

Eyelid edema and conjunctivitis in American trypanosomiasis (Chagas disease)

66
Q

Mazzotti reaction

A

Severe reaction in onchocerciasis associated with diethylcarbamazine (when microfilariae killed)

Medical Derm Revision (51 decks)

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