Infectious Disease

Question 1

3 most common causes of fever of unknown origin (FUO)

Answer 1

Infection
Cancer
Autoimmune Disease

Question 2

4 signs and symptoms of streptococcal pharyngitis

Answer 2

Fever
Pharyngeal Erythemia
Tonsillar exudate
Lack of Cough

Question 3

Non-suppurative complication of strep infection that is not altered by tx of 1 infection

Answer 3

Post-Infectious glomerulonephritis

Question 4

Asplenic pt are particularly susceptible to these organsism

Answer 4

Encapsulated organisms

• Pneumococcus
• Meningococcus
• Haemophilus Influenzae
• Klebsiella

Question 5

Number of bacteria on a clean catch specimen to diagnose UTI

Answer 5

10^5 bacteria / mL

Question 6

Which healthy population is susceptible to UTIs

Answer 6

Pregnant women

Tx aggressively because of potential complications

Question 7

Pt from California or Arizona presents with fever, malaise, cough, and night sweats. Diagnosis? Tx?

Answer 7

Coccidioidomycosis

Tx with Amphotericin B.

Question 8

Non-Painful Chancre

Answer 8

1 syphilis

Question 9

Blueberry Muffin rash is characteristic of what congenital infection

Answer 9

Rubella

Question 10

Meningitis in Neonates

Causes?
Tx?

Answer 10

Group B Step
E-Coli
Listeria

Tx with Gentamicin and Ampicillin

Question 11

Meningitis in Infants

Cause?
Tx?

Answer 11

Pneumococcus
Meningococcus
H. Influenza

Tx with Cefotaxime and Vancomycin

Question 12

What should always be done prior to LP?

Answer 12

Check for ICP; look for papilledema

Question 13

CSF findings:

Low glucose
PMN Predominance

Answer 13

Bacterial Meningitis

Question 14

CSF findings:

Normal glucose
Lymphocytic predominance

Answer 14

Aseptic (Viral) meningitis

Question 15

CSF findings:

Numerous RBCs in serial CSF samples

Answer 15

Subarachnoid Hemorrhage (SAH)

Question 16

CSF Findings:

Increase Gamma Globulins

Answer 16

MS

Question 17

Initially presents with pruritic papule with regional lymphadenopathy; evolves into a black eschar after 7 - 10 days

Tx?

Answer 17

Cutaneous Anthrax

Tx
PCN G or Ciprofloxacin

Question 18

Finding in 3 Syphilis

Answer 18

Tabes Dorsalis
General Paresis
Gummas
Argyll Robertson Pupil
Aortitis 
Aortic Root Aneurysms

Question 19

Characteristic of 2 Lyme Disease

Answer 19

Arthralgias
Migratory Polyarthropathies
Bell’s Palsy
Myocarditis

Question 20

24 year old man pt with soft white plaques on his tongue and back of his throat.

Diagnosis?
Workup?
Tx?

Answer 20

Candidal Thrush

Workup- HIV test

Tx- Nystatin oral suspension

Question 21

Begin Pneumocystis Jiroveci Penumonia prophylaxis in an HIV pt at what CD count?

Answer 21

<200 for P. Jiroveci (with TMP-SMX)

Question 22

Risk factors for Pyelonephritis?

Answer 22

Pregnancy
Vesicoureteral Reflux
Anatomic Anomalies
Indwelling catheters
Kidney Stones

Question 23

Neutropenic Nadir Postchemotherpy

Answer 23

7 - 10 days

Question 24

Erythema Migrans

Answer 24

Lesion of Lyme Disease

Question 25

Classic Physical Findings for endocarditis

Answer 25

``` Fever heart Murmur Osler Nodes Splinter Hemorrhages Janeway Lesions Roth's Spots ```

Question 26

Aplastic Crisis in Sickle Cell Disease

Answer 26

Parvovirus B19

Question 27

Ring Enhancing Brain Lesion on CT with Seizure

Answer 27

Taenia Solum (Cysticercosis)

Question 28

Name THAT organism: Branching Rods in Oral Infection

Answer 28

Actinomyces Israelii

Question 29

Name THAT organism: Painful Chancroid

Answer 29

Haemophilus Ducreyi

Question 30

Name THAT organism: Dog or Cat Bite

Answer 30

Pasteurella Multocida

Question 31

Name THAT organism: Gardener

Answer 31

Sporothrix Schenckii

Question 32

Name THAT organism: Meningitis in Adults

Answer 32

Neisseria Meningitdis

Question 33

Name THAT organism: Meningitis in Elderly

Answer 33

Strep Penumoniae

Question 34

Name THAT organism: Alcoholic with Pneumonia

Answer 34

Klebsiella

Question 35

Name THAT organism: Currant Jelly Sputum

Answer 35

Klebsiella

Question 36

Name THAT organism: Infection in Burn Victims

Answer 36

Pseudomonas

Question 37

Name THAT organism: Osteomyelitis from foot wound puncture

Answer 37

Pseudomonas

Question 38

Name THAT organism: Osteomyelitis in sickle cell pt

Answer 38

Salmonella

Question 39

55 year old man who is a smoker and a heavy drinker pt with new cough and flulike symptoms. Gram stain shows no organisms; silver stain of sputum showes gram negative rods. What is the diagonsis?

Answer 39

Legionella Pneumonia

Question 40

Middle aged man presents with acute-onset monoarticular joint pain and bilateral Bell's palsy. What is the likely diagnosis, and how did he get it? Tx?

Answer 40

Lyme Disease Ixodes Tick Doxycycline

Question 41

Pt develops endocarditis 3 weeks after receiving a prosthetic heart valve. What organism suspected

Answer 41

S. Aureus or S. Epidermidis