3 Flashcards
Vertical transmission of HIV prevention, what’s the most important intervention during prenatal periods?
When is cs indicated?
Initiating 3 drug HAART (zidovudine n tenofovir have good placental transfer)
Cs if intrapartum viral load is>1000copies, zidovudine is given
An 18yr old presented with exudative tonsillitis, cervical LAP, fever and developed diffuse maculopapular rash after administration of amoxicillin. Dx is?
Infectious mononucleosis!
Post abx rash can b there; mechanism not well understood
Pts with infectious mononucleosis, when is it recommend to resume sport activities? Y?
After at least 3 wks because they can have splenomegaly n are at high risk for splenic rupture
Pt with influenza presenting with acute worsening of sxs dyspnea, cough, leukocytosis (<15000), hypoxia and bilateral diffuse interstitial infiltrates on CXR. What’s the most likely causative agent? Rx?
Influenza virus itself( primary influenza pneumonia).
Pneumonia is the most common complication of influenza and can b as a result of secondary bacterial infection like strept pneumo or direct viral attack(influenza)
Rx- supportive, oseltamivir
Rx of amebic liver abscess?
Metronidazole! Not drainage unless medical therapy fails, or mass effect…
Influenza treatment
Generally supportive
Antivirals r indicated for those with risk factors for complication: age<65; pregnancy; chronic medical problems
The commonest source of infection in Ludwig angina is? Rx
Infected mandibular molar
Iv abx
Erythema migrants rash in a pt with a thick bite hx is pathognomonic for? Rx in d/t groups?
Early localized Lyme disease
Doxycycline is the Rx of choice but in pregnants, lactating moms and children <8years amoxicillin is given
Airborn Vs droplet precautions egs
Airborne- measles, TB, varicella N95 facemask for healthcare personnel
Droplet- influenza, RSV surgical masks will do
Most common complication of mumps?
Aseptic meningitis
Vertebral osteomyelitis dxtic modality of choice is
MRI !
Followed by CT guided bone biopsy
Which 2 o/ms r commonly responsible for deep infections after puncture wounds?
Staph aureus and pseudomonas
Orbital cellulitis is different in clinical presentation from preseptal cellulitis by which features?4
Ophthalmoplegia, pain with extraocular movement, proptosis, vision impairment
A young woman who works in a daycare presented with polyarticular symmetric arthitis; fever fatigue, diarrhea, and facial erythematous rash. What’s the dx? Dx made by?
Parvovirus B19
Serology for antiB19abs
A young lady with multiple sexual partners presented with mucopurulent discharge n friable cervix(with contact bleeding)
Dx?
Cervicitis
