Infectious Disease Exam Review Flashcards

1
Q

Disease that can form a “fungal ball” on x-ray

A

Aspergillus

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2
Q

Gimesa stain/ peripheral smear to make the Dx of what condition?

A

Malaria

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3
Q

Covid 19 test sensitivity day above 50%

A

Day 5

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4
Q

Disease which involves a nontreponemal test and a treponemal test to Dx

A

Syphilis

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5
Q

Multiple ring enhancing lesions seen on MRI of the brain

A

Toxoplasmosis gondii

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6
Q

Your 23 y/o male pt is positive for Chlamydia. What is the Tx?

A

Doxycycline 7 days AND Ceftriaxione IM 1x

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7
Q

Vesicular lesions seen on the finger

A

Herpetic whitlow

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8
Q

Symptoms of Fitz-Hugh-Curtis Syndrome (involves liver capsule inflammation)

A

Fever, abdominal pain, vaginal discharge, dyspareunia, dysuria, prolonged menses or post-coital bleeding
(usually caused by chlamydia)

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9
Q

2nd line Tx for PCN allergic pts with Syphylis

A

There is none

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10
Q

Most common valve affected by acute rheumatic fever

A

Mitral valve

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11
Q

Most common cause of bacterial enteritis in the US

A

Campylobacter jejuni

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12
Q

Morphology of gonorrhea

A

Gram negative diplococci

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13
Q

“Scotch tape test” positive

A

Pinworms (enterobiasis)

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14
Q

Focal necrotizing retinitis

A

Toxoplasmosis

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15
Q

Enlarged cells with viral inclusion bodies

A

CMV (cytomegalovirus)

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16
Q

Name of this secondary condition (image of bald patches on head)

A

Syphilitic alopecia

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17
Q

Hutchinson Sign; describe what it is

A

CN V1 distribution of varicella-zoster down to the nose [send to ophthalmology]

18
Q

Types of HPV the original Gardasil vaccine covered

A

6, 11, 16, 18

19
Q

Pea soup diarrhea, rose spots, and peyer’s patches can be seen with what?

A

Typhoid fever

20
Q

Description of reactive arthritis

A

Conjunctivitis, urethritis, arthritis

21
Q

List of major criteria for acute rheumatic fever

A

Joints, carditis, nodules, erythema marginatium, and sydenham chorea

22
Q

Copious frothy yellow/ green discharge

A

Trichmoniasis

23
Q

Most likely parasite to cause a liver abscess

A

Histolytica Entamoeba

24
Q

Most virulent species of malaria

A

Plasmodium Falciparum

25
Possible hobby or job of someone with cryptococcus
Pigeon or chicken owner
26
Tx for uncomplicated candida
1 time dose of fluconazole or topical clotrimazole
27
Treatment of choice for invasive aspergillus
Voriconazole +/- surgery
28
Description of CT scan of cryptococcus
Noncalcified nodules, pleural based, lobar infiltrates, pleural effusions, hilar mediastinal adenopathy.
29
Specific diagnostic test for histoplasmosis
Urine Histo antigen
30
The microorganism associated with TB
Mycobacterium tuberculosis
31
The primary mechanism the immune system has for controlling and walling off TB
Granuloma
32
CT shows target sign or double halo sign
Toxic megacolon from C. diff
33
The minimal millimeters needed for a positive TST with no risk factors
15mm [for healthcare workers it’s 10mm, for HIV 5mm]
34
The treatment for active TB and the timeframe
1) (RIPE) Rifampin, isoniazid, pyrazinamide, ethambutol for 2 months 2) Then cont. Isonazid and rifampin for 4 months
35
Tests to make a Dx for active TB
Imaging Quantiferon assay AFB stain Culture for m. TB
36
3 ways HIV can be transmitted
Unprotected intercourse, blood transfusions, needles, pregnancy
37
Number 1 killer of ppl with HIV
Tuberculosis (TB)
38
The triple therapy for HIV that we talked about in class
Bictegravir, Tenofovir, and Emtricitabine
39
3 stages of HIV
Acute, chronic, AIDS
40
The most common symptom of HIV is what?
Asymptomatic/ none