Infection - Podiatric National Board Review Part Ii

Front 1

What is the causative organism for Pitted Keratolysis?

Back 1

Corynebacteria

Front 2

What color does pitted keratolysis fluorsce when examined with a Wood's Lamp

Back 2

Coral red

Front 3

What is the most common infecting organism for superficial white onychomycosis

Back 3

Tricophyton mentagrophytes

Front 4

Which disease is characterized by weeping granulomas and sinus tracts of the foot due to infection with pseudoscheria boydii

Back 4

madura foot

Front 5

what is the treatemnt for cutaneuous larva migrans

Back 5

topical thiabndazole

Front 6

Name a higly contagious form of scabies seen in patient s with HIV disease.

Back 6

Norwegian scabies

Front 7

A Cub scout complinas of a pricly sneastion on his legs after wading in a lke on a sunny day in November. His cout troop is visitaing a wildlife preserve in Upstate New York. Red macules appear hous later, which begin to itch over the remainder of the evening. Diagnosis?

Back 7

cerarial dermatitis (swimmer's itch)

Front 8

What is the causative organism of r hand, foot, and mouth disease?

Back 8

Cosxackie virus (most commonly A16)

Front 9

A 16 year old boy presents with aysmpomatic umbilicated papules on the dorsum of his right foot. Most likely diagnosis?

Back 9

Molluscum contagiousum

Front 10

What medication is used to treat chromoblastomycosis?

Back 10

Itraconazole

Front 11

What is the most common causative organism for septic arthritis

Back 11

Staphlylococcus Aureus

Front 12

What is the correct dosage regimen for treating a serious diabetic infection of the foot with IV trovafloxacin

Back 12

200mg 24 hours

Front 13

What antibiotic is contraindicated in patients with a seizure history

Back 13

Imipenam/cilastin

Front 14

What consultation is important when palcing a patient ofn IV aminoglycosides

Back 14

Audiology

Front 15

The most common infecting organism in pediatric septic arthritis is staphylococcus aureus. What organism is also very prevalent?

Back 15

Kingella kingae

Front 16

Which oral antifungal is known to cause taste disturbances and green vision

Back 16

terbinafien

Front 17

Which oral antifungal is known to cause bony malformation and CNS defects in the fetus when admnistered to pregnant females?

Back 17

Fluconzole

Front 18

Identify 2 oral antimicrobials that may incite serious adverse effects in those patients currently taking a n HMG CoA reductase inhibitor

Back 18

Itraconazole and Erythromycin

Front 19

What malignancy can develop in an area of chronic osteomyelitis

Back 19

Epidermoid carcinoma

Front 20

What is Brodie's abscess

Back 20

A metaphyseal bone abscess surrounded by granulation tissue and sclerotic bone in cases of chronic osteomyelitis

Front 21

What organism is usually responisble for erysipelas

Back 21

Group A Streptococcus

Front 22

What cultures might one order ot diagnose an extrapulmonary tuberculosis infection of a pedal phalnx

Back 22

Acid fast cultures

Front 23

In what type of infection is eosinophillia classically observed?

Back 23

Parasitic infections.

Front 24

What titers are drawn to aid in the diagnosis of rheumatic fever?

Back 24

Anti-streptolysiin O titers

Front 25

What antigens are present on the cell membrane of Staphylococcus that may be of diagnostic benefit

Back 25

Teichoic acids

Front 26

For which disease are Osler's nodes and Janeway lesions of diagnostic benefit?

Back 26

infectious endocarditis

Front 27

If choosing an antibiotic for prevention of infectious endocarditis in a high risk individual, what treatment approach should be followed when the patient is already on an antibiotic for some other reason?

Back 27

Choose an antibiotic from a different class

Front 28

What is the name of the skin lesion at the site of the tick bite in Lyme Disease patients?

Back 28

Erythema chronicum migrans

Front 29

Which antibiotic is known to turn body fluids an orange color?

Back 29

Rifampin

Front 30

Which antibiotic has been implicated as a cause of tendon ruptures

Back 30

ciprofloxacin

Front 31

Which antibiotics should only be used with extreme caution in diabetic patients on oral sulfonylureas?

Back 31

Sulfonamides

Front 32

Why is Ceftin (cefuroxime) contraindicated in pregnant patients?

Back 32

Chance of renal tubular lesion formation int he fetus and mother.

Front 33

What skin manifestation is characteristically seen in 2-6% of patients with sepsis secondary to pseudomonas aeruginosa?

Back 33

Ecthyma gangrenosum

Front 34

In which genetic disease is infection with pseudomonas aeruginosa a common problem

Back 34

cystic fibrosis

Front 35

What nail disease is caused by pseudomonas aeruginosa?

Back 35

Green Nail Syndrome

Front 36

Which infection characteristically gives a fruity odor?

Back 36

Infections with Pseudomonas aeruginosa

Front 37

What topical medications should be used for infected burn wounds when heavy eschar is present?

Back 37

Mafenide (Sulfamylon).

Front 38

A patient presents with dystrophic nails that have flecks of pigmentation throughout the nail plate. For which pathogen is this suggestive as a cause of onychomycosus

Back 38

Aspergillus niger

Front 39

According to the Cierny and Mader classification for osteomyelitis, what would the designation be for an HIV positive patient with diffuse osteomyelitis of the right calcaneus?

Back 39

Stage 4 Bs.

Front 40

In what instance are fluoroquinolones a possible risk for the induction of seizures?

Back 40

Concomitatn administration of NSAIDS and a fluoroquinolone may increase penetration of drug in to CSF and interact with excitatory neurotransmitters.

Front 41

Ciprofloxacin and Itraconazole may be subject to specific drug interactions due to their metabolism. Explain.

Back 41

These drugs are inhibitors f the hepatic cytochrome p450 enyme pathway.

Front 42

Which microorganism is responsible for LYme Disease

Back 42

Borrelia burdrofei

Front 43

What skin test is often positive in patients with septic arthritis caused by Mycobacterium tuberculosis?

Back 43

PPD

Front 44

A 55 year old female gardener steps on a rose bush lying on the ground. A thorn penetrates the 1st MPJ what organism must be considered as a possible eitiology for her painful, swollen septic joint.

Back 44

Sporothrix Schenkii

Front 45

What are 2 white blood cell labeled bone scans

Back 45

Indium 111 and Tc HMPAO

Front 46

Which group of organism is not covered by clindamycin?

Back 46

Gram negative aerobes

Front 47

Which group of organisms is not covered by levofloxacin?

Back 47

Anaerobes

Front 48

Name 2 antibiotics that can be used to treat pseudomembranous colitis

Back 48

metronidazole and vancomycin

Front 49

Which cephalosporin is often used in place of ceftriaxone (rocephin) due to its similar coverage and cost efficiency?

Back 49

Cefotaxime (Claforan)

Front 50

What organism is the major concern in patients with lymphangitis and cellulitis of the lower extremity?

Back 50

Beta Hemolytic Streptococcus

Front 51

What bacteria are often infecting organisms secondary to traum associated with salt water injury

Back 51

Vibrio species

Front 52

In which type of puncture wound of the foot might you see Eikenella corrodens on culture results?

Back 52

Toothpick wounds

Front 53

What mold has been documented as a cause of a life-threatening sepsis following pedal infection in immunocompromised patients, particularly those who garden in their bare feet?

Back 53

Fusarium

Front 54

How is cutanea larva migrans transmitted to humans?

Back 54

Contact with hookworm-infested dog or cat feces on public beaches

Front 55

What lower extremity manifestations may present in a person with Neserrial meningitis

Back 55

Palpable purpura on the lower legs

Front 56

What color do mycobacteria appear against a dark background on acid-fast stains

Back 56

yellow or red

Front 57

What are the typical symptoms of a patient with pseudomembranous colitis?

Back 57

Life-threatening toxic megacolon may result

Front 58

What arthritic disorder of the feet, ankles, and sacroiliac joints is associated with bacterial infection (e.g chlamydia)

Back 58

Reiter's Syndrome

Front 59

What dermatologic manifestation is seen on initial presentation of patients with Rocky Mountain Spotted Fever?

Back 59

Erythematous macules on the ankles and wrists.

Front 60

Name 3 cause of Steve-Johnson Syndrome

Back 60

Herpesvirus infections I, pregnacy, drugs

Front 61

In what infectious disease does on e observe the classic "strawberry tongue"

Back 61

scarlet fever

Front 62

Which antibiotic is contraindicated in children under eight years of age due to its potential to cause permanent discoloration of the teeth?

Back 62

Tetracycline

Front 63

In what infectious disease does one observe the classic "strawberry tongue"

Back 63

Scarlet Fever

Front 64

Which antibiotic is contraindicated in children under eight years of age due to its potential to cause permanent discoloration of the teeth?

Back 64

Tetracycline

Front 65

For what infection are multinucleated giant cells on Tzanck smear diagnostic?

Back 65

Herpes Infections

Front 66

With which class of antibiotics does potential major adverse effects exist in patients taking Digoxin?

Back 66

Macrolides

Front 67

With which oral antifungal have potential adverse effects been documented with patients taking tricyclic antidepressants?

Back 67

terbinafine

Front 68

Patients with sickle cell anemia, and other hemoglobinopathies, have a higher incidence of osteomyelitis with which organisms?

Back 68

Salmonella

Front 69

What does gas in the soft tissue indicate?

Back 69

An anaerobic infection. Aerobic metablism does not produce gas.

Front 70

Is "saline aspiration" from the leading edge of cellulitis a useful clinical tool?

Back 70

No it is rarely productive for pathogens

Front 71

What are the classic signs of a necrotizing infection?

Back 71

Bistering and necrosis but these are generally late findings.

Front 72

What is a clue to early diagnosis fo a necrotizing infection?

Back 72

The pateint's marked systemic toxicity in light of what appears to be "ordinary" cellulitis.

Front 73

What is another name for clstridial myonecrosis

Back 73

Gas gangrene

Front 74

For what infection are multinucleated giant cells on Tzanck smear diagnostic?

Back 74

Herpes infections.

Front 75

With which lass of antibiotics does peintial major adverse effects exist n patients takng Digoxisn?

Back 75

macrolices

Front 76

With which oral antifungal have poetneian aerious adverse effects been documented with paients taking tricuclic antidepresedsants?

Back 76

terbinafien.

Front 77

Patients with sckle cell anemai, and other hemoglobinopatnhies, hav e a higher incidence of soteomhyelits with which organism

Back 77

Salmonella

Front 78

What does gas i nshtes soft tissues indicated?

Back 78

an aneerobic infeciton. Aerobic metabolism dos not produce gase.

Front 79

Is "saline aspiration" form thne leading edge of cellulities a luseful clincial tool?

Back 79

No, it is rarely productive fro pathogens.

Front 80

Wha re the clssci signs of a necrotizing infeciton?

Back 80

blistering and necorsis but thses are gnerally alte findings.

Front 81

What is a clue ot early diagnoss if a mncrtoitazing infection?

Back 81

The patient's marked systemic toxixity in ligh to what appeaers to be "ordinary" cellulitis

Front 82

What is another name of rclsotridial myonecrosis?

Back 82

gas gangrene