Exam 1 - NA and eyes chart page 5 and part of 6

what type of meningitis is similar to bacterial meningitis and symptoms include loss of vision or coma

cryptococcal meningitis

what is cause of cryptococcal meningitis

cryptococcal neoformans (fungus)

what is mode of transmission for cryptococcal meningitis

opportunisitc

inhalation of spores or dried yeast cells

what is the most common clinical form of cryptococcal infection

cryptococcal meningitis

AKA of african sleeping sickness

HAT: human african trypanosomiasis

what are the 3 clinical stages of african sleeping sickness

1. site of fly bite becomes a lesion

2. fever, lymph nodes swell, headaches

3. invasion of cns leading to meningoencephalitis

what causative agent leads to west african sleeping sickness and is more common

trypanosoma brucei gambiense

what causative agent leads to east african sleeping sickness and is less common

trypanosoma brucei rhodesiense

what is the vector for african sleeping sickness

tsetse fly

primary amebic meningoencephalopathy leads to death within ___-____ days

3-7

what can cause primary amebic meningoencephalopathy

acanthamoeba

N. fowleri

(protozoans)

what is mode of transmission for primary amebic meningoencephalopathy

inhalation of contaminated water

abrasions on skin

N. fowleri is known as the

brain eating amoeba

variant creutzfeldt-jakob disease (vCJD) is always ___ and has symptoms including: insomnia, weight loss, ____ failure, spongiform ____

fatal

memory, encephalopathy

what causes variant creutzfeldt-jakob disease (vCJD)

abnormal strains of prion (misfolded proteins)

what is most likely the transmission of variant creutzfeldt-jakob disease (vCJD)

eating contaminated meat

an infected hair follicle on the eye is called a

sty

what are the two causative agents for a sty? which is more common

staph aureus: MC

staph. epidermidis

AKA of conjunctivitis

pinkeye

conjunctivitis is unique in that it can be caused by a ___ or ___

bacteria, virus

all forms of conjunctivitis will have these symptoms

red eye, irritation, watery eyes

bacterial conjunctivitis has special symptoms such as:

grittiness, mucopurulent discharge (crusties)

what are the bacteria that can cause pink eye

staph aureus, step. pneumoniae, haemophilus aegyptii

what is the virus which can cause pink eye

adenovirus (DNA virus)

what is mode of transmission for conjunctivitis

direct transmission