Awesome Review Flashcards
Initial antibiotics for endocarditis with prosthetic valve
Vanco
Gent
Rifampin
antibiotics for endocarditis with prosthetic valve and MSSA sensitivity
Ceftriaxone/nafcillin
Gent
Rifampin
antibiotics for endocarditis with prosthetic valve and MRSA sensitivity
Vanco
Gent
Rifampin
antibiotics for endocarditis with prosthetic valve and PCN sensitive streptococcus
Ceftriaxone / nafcillin
antibiotics for endocarditis with prosthetic valve for PCN resistant streptococcus
Ceftriaxone
Gent
Initial antibiotics for endocarditis in native valve or IVDU
Vanco
Gent
antibiotics for endocarditis in native valve or IVDU with MSSA sensitivities
Ceftriaxone / nafcillin
antibiotics for endocarditis in native valve or IVDU with MRSA sensitivities
Vanco
antibiotics for endocarditis in native valve or IVDU with PCN sensitive streptococcus
Ceftriaxone / nafcillin
antibiotics for endocarditis in native valve or IVDU with PCN resistant streptococcus
Ceftriaxone
Gent
5 Indications for surgery when there is endocarditis
Severe CHF Persistent bacteremia (repeat blood Cx in 7 days +? That is time for surgery) Recurrent emboli Valve abscess Large fungal vegetation
Medication used in RIGHT side endocarditis with septic emboli
Daptomycin
Side effects of linezolid
Thrombocytopenia Neutropenia Serotonin syndromes Lactic acidosis Optic neuritis
Enterococcus Infective endocarditis usually affects which valve
Aortic
Lower mortality
Endocarditis affecting which valve is associated with conduction defects?
Aortic
Replace valve if endocarditis causes the following:
Severe CHF not responsive to medical Rx
Severe aortic regurgitation
Valvular abscess
Patient with endocarditis develops first degree heart block - next step?
TEE r/o valvular abscess
Antibiotic prophylaxis for these following six patient conditions
Prev endocarditis Congenital heart disease Repaired CHD within 6 mo Repaired CHD w/prosthesis or patch or residual defect All prosthetic valves
High risk procedures that need endocarditis prophylaxis consideration
Dental procedures involving bleeding and increased risk of inducing bacteremia
Antibiotic of choice for endocarditis prophylaxis
Amoxicillin 2g one hr prior
IV ampicillin
Antibiotic of choice for endocarditis prophylaxis if PCN allergic
Azithromycin or Clindamycin
Post procedure antibiotics for endocarditis prophylaxis
Nothing
Patient with staph aureus BACTEREMIA - what next ?
Reflex TEE
Echo neg for vegetation and antibiotics given for staph aureus bacteremia but blood cx positive after 72 hours on antibiotics
Continue antibiotics X 4 weeks
Echo neg for vegetation and antibiotics given for staph aureus bacteremia but blood cx negative in
Continue antibiotics X 2 weeks
Echo neg for vegetation and antibiotics given for staph aureus bacteremia but blood cx positive in immunocompromised patient
Continue antibiotics X 4 weeks
Echo neg for vegetation and antibiotics given for staph aureus bacteremia but blood cx positive in patient with prosthetic valve or cardiac device or arthroplasty
Continue antibiotics x 4 weeks
Echo POSITIVE for vegetation and antibiotics given for staph aureus bacteremia how long do u continue antibiotics
6-8 weeks
What other medication is good for right sided endocarditis in IVDU if no vanco available
Daptomycin
Empiric treatment of meningitis if + head trauma (organism and Med)
MRSA
S. Pneumo
GNR
Vanco
Cefepime
Empiric treatment for meningitis for patient >FIFTY (50)
Name organism and Medication
Listeria
S. Pneumo
N. Meningitidis
Ampicillin
Ceftriaxone
Vanco
Empiric treatment for meningitis in a teenager / young adult
Name organism and Medication
S. Pneumo
N. Meningitidis
H. Influenza
Ceftriaxone
Empiric treatment for meningitis for a baby
Name organism and Medication
S. Agalactiae
Listeria
E. Coli
Ceftriaxone
Ampicillin
Best treatment for confirmed listeria meningitis
Ampicillin and gentamicin
Synergistic
If PCN resistant S. Pneumo suspected in meningitis what is replacement Med for ceftriaxone ?
Vanco + rifampin instead
Eponym for benign recurrent lymphocytic meningitis. What causes it? Treatment?
Mollert’s meningitis
HSV2
Supportive Rx (no antiviral)
Confirmation for and treatment of herpes encephalitis ?
CSF PCR
IV acyclovir
Deep tendon reflexes absent in a patient with suspected meningitis of what cause?
West Nile virus
Test IgM antibiodies
Most important prognostic factor for west Nike virus ?
Age >75
Suspect HSV meningitis s/ Rx but HSV PCR negative and pt now with choreaform movements
NMDA receptor encephalitis
Rule out ovarian teratoma
What trophozoite can invade cribiform plate when u are swimming in lake? Treatment!?
Naeglaria fowleri
Miltifosinefrom CDC
Patient with confirmed meningococcal meningitis who to prophylaxis and with which antibiotic
Household contacts
Day care/nursery contacts
Rifampin 600 BID X 2 days (jealous drug like St. John’s wort)
If no rifampin, cipro X 1 dose
If pregnant - ceftriaxone 250 mg X 1 dose
Precautions for meningococcal meningitis
DROPLET precaution X 24 hrs while on antibiotics
How to treat recurrent UTIs after coitus
Daily bactrim
Treatment of Asymptomatic bacterURIA only for …
Pregnant women
Post transplant patient
Treatment for complicated uti with ESBL
PO phoshomycin x 3 days
If no improvement give meropenam
Which HSV causes meningitis and encephalitis
2 meningitis
1 encephalitis
Treatment for uncomplicated cystitis
Bactrim
Or
Cipro
Or Nitrofurantoin
X THREE (3) days
Symptoms of uncool cares cystitis persist after 3 days of antibiotics, what next
Get culture and sensitivity
Treat for SEVEN (7) days
Treatment for cystitis In Pregnancy
Nitrofurantoin
Or
Amoxicillin
X SEVEN (7) days
However according to MKSAP Nitrofurantoin is contraindicated in 3rd trimester (#21)
Treatment for uncomplicated pyelonephritis
Fluoroquinolone
X 7-10 days
Treatment for pyelo when pregnant
Admit
IV ceftriaxone
Or IV ampicillin and gentamicin
Treatment for pregnant lady with pyelonephritis and PCN allergy
Aztreonam
Treatment for prostatitis
Flouroquinolone
X 4-6 WEEKS
Treatment for gonorrhea
Ceftriaxone 250 mg IM X 1
Treatment for chlamydia
Azithromycin 1 g X 1 day
Or
Doxycycline 100 BID X 7 days
Strawberry cervix seen - what is organism and how to treat
Anaerobic trichomonas
Metronidazole 2g ONCE
Treatment for Candidiasis in pregnant female
Topical clotrimazole
X SEVEN 7 days
Cause of and treatment for bacterial vaginosis
Gardenerella
Metronidazole 500 BID
X SEVEN 7 days
Or
Metro gel 0.75%
X FIVE 5 days
Or
Clindamycin cream 2% daily
X SEVEN 7 days
Which test is used to detect chlamydia
Urine PCR
When should you recheck for chlamydia reinfection if you treated it recently ?
Check after 3 weeks post treatment
Treatment for mycoplasma genitalium?
Moxifloxacin
Most common organism for epididymitis?
35 ecoli enterobacter
Treatment for epididymitis
35 levofloxacin
Genital herpes treatment for first attack; second attack and frequent recurrences
First - acyclovir X 10 days
Second - acyclovir X 5 days
Recurrent - acyclovir prophylaxis indefinitely
Treatment for haemophilus ducreyi
Ceftriaxone 250 mg IM X 1
Or
Azithromycin 1 g X 1
Or
Erythromycin 500 QID X 7 days
Which gram negative bacillus is described as “school of fish” or “box car appearance”
Haemophilus ducreyi
Painless ulcer causing buboes fistulas and rectal scarring
Lymphgranuloma venereum (chlamydia)
Treatment for lymphgranuloma venereum
Doxycycline 100 BID X 21 days
Painless ulcers that look like carcinoma of the penis revealing Donovan bodies (bipolar safety pin intracytoplasmic inclusions)
Granuloma inguinale
Klebsiella granulomatis
Treatment for granuloma inguinale
Doxycycline 100 BID X 21 days
Or
Bactrim
Or
Erythromycin
RPR negative one year ago now 1:8 what to do
Early latent syphilis
Rx Benz PCN 2.4 million units ONCE
RPR negative >1 year ago now 1:8 what to do
Late latent syphilis
Rx Benz PCN 2.4 million units WEEKLY X 3
Test preferred to be used to check for secondary syphilis
VDRL / RPR
because FTA positive for life
If you suspect neurosyphilis but spinal tap VDRL negative but WBC super high what do you do?
Treat as if positive with PCN G 2 million units q4 hours X 2 weeks
Patient has neurosyphilis but is PCN allergic what now?
Desensitize and recheck spinal tap q6 months till WBC CSF normalize
Patient experiences jarisch herxheimer reaction what to do?
Continue PCN for syphilis Rx
Bedrest
Aspirin
Illness to treat with doxycycline (Name five)
Chlamydia RMSF Lyme's disease Anaplasma Ehrlichia Lymphgranuloma venereum (chlamydia) Granuloma inguinale (kleb) Cat scratch disease (bartonella henslae) Plague Leptospirosis Brucellosis Q fever
Treatment for tick borne illness associated with Maltese cross or tetrads under microscope
Mild babesia
Atoquavone
Azithromycin
Severe babesia
Quinine
Clindamycin
Name of rash for stage 1 Lyme
Erythema chronicum migrans
Stage 2 Lyme heart block treatment
Ceftriaxone X 10-28 days
72 hours after hiking you found a tick but u have no rash and no other symptoms do you treat?
Yes, doxycycline 200 mg ONCE
How to treat tick induced paralysis
Remove the tick
Must follow which lab test weekly when on daptomycin?
CPK
Best imaging for confirming necrotizing fasciitis
MRI
Treatment for vibrio vulnificus
Aggressive debridement
IV cephalosporin 3rd gen
Or
Tetracycline/Gentamicin
Treatment for fish tank cleaner with mycobacterium marinum
Clarithromycin
Ethambutol
+/- Rifabutin
Treatment for rose gardener with sporotrichosis
Itraconazole
Or
Amphoteric in B if disseminated
Treatment for pseudomonas associated hot tub folliculitis
Nothing
Self limited
Patient using indoor hot tub now with cough and CXR with thin walled cavities
MAI causing hypersensitivity pneumonitis
Neutropenia patient with black central ulceration and cellulitis - worry about what?
Ecthyma gangrenosum caused by pseudomonas
Antibiotics for pseudomonas (4)
Zosyn
Ceftazidime
Cefepime
Meropenem
What kind of isolation for herpes zoster?
1 dermatome (contact) 2+ dermatomes (contact)(airborne)
But if patient is immunocompromised contact and airborne no matter what
Treatment for post heretic neuralgia
Desipramine > gabapentin / pregabalin
Single dermatomal rash herpes zoster with symptoms >72 hours - to treat or not to treat
Treat with acyclovir / valacyclovir / famciclovir only if >50 with new lesions appearing or with immunosuppression (HIV on steroids or TNFs)
Shingles vaccine recommended by CDC starting at what age?
60
How to differentiate smallpox from chickenpox on physical exam
Smallpox crops all same age
Chickenpox crops all different stages
Isolation for chickenpox
Contact
Airborne
Pregnant mom with chickenpox kid 1. What to do for immunosuppression kid 2 and her and yourself ?
Immunosuppressed kid 2 needs VZIG
Check titers in pregnant mom and yourself
If low, pregnant mom gets VZIG and treatment for symptoms
If low, you get vaccine
Dx for Pustules on hands after letting them touch monkey at a fair or touching a wild dog
Monkey pox
Hand foot mouth disease is caused by what?
Coxsackie virus A
Rat feces aerosolized in south west USA now everyone had incr hematocrit and resp failure from what ?
Hanta virus
Man with NO prior vaccinations gets bitten by a bat - what next ?
Rabies immune globulin now
Rabies vaccine now, day 3, day 7 and day 21
Man with all prior vaccinations gets bitten by a bat - what next?
Rabies vaccine now and on day 3
P falciparum prophylaxis
Mefloquine 1 week prior to departure and 4 weeks after landing back in USA
Or
Atovaquone/proguanil 1 DAY prior to departure and 1 week after landing back in USA
Malaria treatment of p falciparum
Quinine
Doxy
Or
Atovaquone
Proguanil
Or
Quinidine
Clinda
Or
Artemisinin
Amodiaquine
Mosquito bite in the Florida Keys area what illness are you worried about
Dengue
Fever
Rash
Anemia
Thrombocytopenia
Dental caries
Tender mandible
Brawny edema
Neck tenderness
What is the eponym for this condition
Ludwig angina
Caused by peptostreptococcus + anaerobes
Treatment of lugwig angina
Amox/clav
Or
Amp/sulbac
Neutropenia fever - what medications to start empirically?
Cefepime or Meropenem
If IV line + or fever >3d Vanco
If fever >7d Voriconazole
Anti fungal shown to improve mortality when given prophylactically to Pts with post chemo
Neutropenia
Posaconazole
Treatment of aspergillosis
Voriconazole
Treatment for weakly acid fast gram + filament and branching agent that affects the skin lungs and brain
Nocardia
Rx bactrim
Beta D glucan used to rule out what?
PCP
Galactomanin used to rule out what?
Aspergillosis
Empiric treatment for osteomyelitis with prosthetic joint implant
Vanco
Gent
Rifampin
Mucormycosis with right angle branching filaments in a poorly controlled diabetic pt - how to treat?
Surgical debridement
Amphotericin B
Name three medications that can treat hospital grade MRSA
Vanco
Daptomycin
Quinupristine/dalfopristin
Treatment for ESBL
Fosfomycin
Or
Meropenem
Or
Tigecycline (not good for urine)
Or
Colistin (polymyxin)
Treatment for stenotrophomonas because it causes high mortality in cystic fibrosis patients
Bactrim
Which organism can be treated with antibiotics WITHOUT d/c of central line?
Staph epi
You suspect mono in a young patient but monospot negative for heteropjile antibodies - what now?
Monospot insensitive
Use EBV viral capsid antigen (VCA IgM)
Monospot + with enlarging tonsils and shortness of breath - what Med to give ?
Steroids
Name gram positive rods
Bacillus anthracis Clostridium Corynebacterium Listeria Mycobacterium Proprionibacterium
Treatment of anthrax
PCN
Or
Fluoroquinolone
Isolation precaution for person infected with anthrax
None
Not transmissible via person to person
Hunter of rabbits develops tender nodes and ulcers and pneumonia. How to treat ?
Rx tularemia with streptomycin X 7-10 days
Isolation for plague
Droplet
What is the culprit in culture negative endocarditis with positive cryoglobulins but hep C negativity
Brucella
Patient from Middle East with enlarged liver - you are suspicious for ?
Hydatid cysts from Echinococcus granulosus
Young veteran returns with ulcerated lesions with eschar and erythema around arms - what do you suspect
Cutaneous leishmaniasis
Isolation for neissieria, influenza and plague
Standard
Droplet
Isolation for MTB
Standard
Airborne
Isolation for varicella
Standard
Contact
Airborne
Isolation for measles
Standard
Airborne
Isolation for scabies
Standard
Contact
Isolation for c diff
Standard
Contact
Isolation for HSV one dermatome
Standard
Contact
Isolation for HSV >2 dermatomes
Standard
Contact
Airborne
Isolation for MRSA And VRE
Standard
Contact
ELISA + but western blot negative for HIV - what to tell patient with no symptoms
HIV negative
ELISA is like ANA
Western blot is like anti smith
Symptomatic with cough lymphadenopathy and aphthous ulcers but ELISA for HIV and monospot negative - what to do ?
Check HIV RNA PCR for viral load r/o acute viral syndrome
Nurse with needle stick by HIV positive patient - what is empiric treatment
Get baseline ELISA
Raltegravir + 2 NRTIs
Recheck HIV in 4 weeks
Negative ? Stop meds .
Positive PPD if HIV + is how much induration
5mm
TREATMENT of PCP with sulfa allergy
Cannot give bactrim
Clinda
Primaquine
Addition of what medication for PCP treatment if PaO2
Steroids
Creatinine rises while on bactrim - what to do?
Normal
Trimethoprim inhibits tubular secretion
Continue medication
PROPHYLAXIS of PCP with sulfa allergy
Dapsone
Or
Atovaquone
How to treat toxoplasmosis
Sulfadiazine
Pyrimethamine
Treatment for recurrent candidiasis on fluconazole
Itraconazole suspension
Or
Caspofungin
Treatment for cryptococcal meningitis in HIV + patient with CD4
Amphotericin B
Flucytosine
Then switch to fluconazole
Treatment of CMV retinitis in HIV patient with CD4
Ganciclovir
Or
Foscarnet
Or
Cidofovir
PML caused by
JC virus
Name the associated CD4 counts with these infections: PCP Esophageal candidiasis Cryptococcal meningitis MAI CMV
PCP and esophageal candidiasis
Name PPX and treatment of PCP
PPX
Bactrim
Dapsone
Atovaquone
Rx
Bactrim
Clindamycin + primaquine
PPX and RX of MAI
PPX
Azithromycin
Rx
Clarithromycin
Ethambutol
+- Rifabutin
Best statin for HIV hypercholesterolemia
Pravastatin
Avoid which statin in HIV patients
Simvastatin
Best drug for insulin resistance : hyperglycemia in HIV patients
Metformin (watch for lactic acidosis with NRTIs)
Best Med to use in HIV and hepatitis C
Raltegravir
Integrase inhibitor
Which drugs are jealous drugs
Rifampin
St. John’s wort
Which drugs increase drug toxicity because they inhibit p450
These drugs like to parrrtayy
Grapefruit juice
Itraconazole
Ketoconazole
Patient diagnosed with HIV and cryptococcal meningitis - which to treat first
Cryptococcal meningitis
Then ~5 weeks later start HAART
Patient diagnosed with HIV and TB which to treat first?
Treat both immediately
What CD4 count do you start to treat HIV?
if HIV positive treat regardless of CD4 count
Name five (5) live vaccines we should AVOID in Pregnancy and HIV + patients
Intranasal influenza Oral polio MMR Varicella HZV Yellow fever