infectious diseases Flashcards
at what point of T cell count does the patient develop aids defining infections/neoplasms?
200-500cells mm3
what symptoms are common with latent phase of HIV?
oral/vaginal candiadiasis
herpes zoster
TB
EBV
kaposi sarcoma
human herpes virus b
widespread tumour of skin/ mucous membranes gi, lymph
how long does it take take to +ve accurate hiv result?
15-45 days
what is first line in HIV mx
HAART
how do you treat HSV?
antivirals like acyclovir
varicella zoster virus is what?
chickenpox then if it rewactivates as an adult that is shingles
what is the little red spots in chickenpox?
vasculitis - small blood vessel inflammation
fluid filled vesicles
a 55 year old male with HIV PMHx has had a recent divorce. presenting with local skin inflammation
what can it be?
he has never had chickenpox
shingles
dew drop
pruritic> ruptures > scabs
chickenpox rash
complications of VZV - children
meningitis
encephalitis
how to treat severe chicken pox?
IV antivirals
first there was a localised pain, general tingling then a rash appears which is maculopapular lesions on thoracic and lumbar regions
what is this rash caused by?
how long does it take to disappear ?
what is a common complication?
4 weeks to disappear
ramsay hunt - involvement of facial nerve / hearing loss pain in ear/face
HZ opthalmicus - sight threateneing
what is the rash that can come with treating pharyngitis with a amoxicillin ?
because patient has EBV which is triggered by beta lactam
very pruritic
