Findings and Formulating Differential Diagnoses by Mary Jo
Goolsby; Laurie Grubbs
Conjunctivitis causes impaired vision. T/F - ANSWER: False: vision changes is a red
flag finding
What are some physical findings of a foreign body on the eye? - ANSWER: "rust ring"
appearance of dark specs against iris, red eye, sensation of something in the eye,
photophobia, tearing, frequent eye rubbing
What are the 3 most commons pathogens of conjunctivitis? - ANSWER:
Streptococcus pneumoniae, H. influenza, Staph. aureus
What are the top 4 differential diagnosis of conjunctivitis? - ANSWER: FB in eye,
Corneal abrasion, Dacrycocysitis, Uveitis/scleritis/iritis
What diagnostic study is used for FB of eye and corneal abrasion? - ANSWER:
Fluorescein with slit or woods lamp
If there is a confirmed corneal abrasion, what must provider do next during physical
assessment? - ANSWER: Evert the eyelid to make sure there is no FB
If the woods lamp and fluorescein turn green to an particular area, what does this
indicate? - ANSWER: Corneal abrasion or FB
What eye disorder is seen in those with Graves disease? - ANSWER: Exophthalmos
What does 20/40 mean during a visual acuity test? - ANSWER: at 20 feet the patient
can read print that a person with normal vision could read at 40 feet.
What is dacryocysitis? - ANSWER: infection of the lacrimal sac secondary to
obstruction
What would you see in a CBC in some diagnosed with dacryocysitis? - ANSWER:
Leukocytosis
These listed physical findings are seen in what eye disorder...central redness, pupil
affected is smaller, visual acuity is decreased and photophobia is present, pain is
moderate and aching - ANSWER: Iritis
What is the most common inflammation of the eye lid disorder? - ANSWER:
Blepharitis
, T/F: Blepharitis is unilateral and painful. - ANSWER: False: bilateral and painless
A granulomatous reaction in the meibomian gland on the tarsal plate of the eye lid is
called? - ANSWER: Chalazion
A chalazion is usually painless correct? - ANSWER: Yes
What are 3 differential diagnosis of a chalazion? - ANSWER: Hordeolum, Blephritis,
embedded foreign body
This disorder usually acutely manifests as a palpable indurated area, with pus and
surrounding edema, unilateral with localized pain? - ANSWER: Hordeolum (sty)
During the weber test lateralization with to the better ear describes what kind of
hearing loss? - ANSWER: Sensorineural
T/F: conductive hearing loss consists of issues with the middle ear and external
auditory canal? - ANSWER: True
Risk factors such as allergies, Eustachian tube obstruction, heredity are common in
what kind of hearing loss? - ANSWER: Conductive
Hearing seems to improve in noisy environments with SNHL. T/F - ANSWER: False -
CHL
What are some diagnostic studies for hearing loss? - ANSWER: Weber, Rinne,
audiometry, whisper test
What is a significant physical finding of otitis media? - ANSWER: Immobility of the
TM
List some risk factors for AOM? - ANSWER: - Children younger than 6
- attends daycare
- first episode < 12 months
- second hand smoke
- allergic rhinitis
- bottling while laying supine
What are 4 differential diagnosis of AOM? - ANSWER: Otitis Externa, Cholesteatoma,
cerumen impaction, mastoiditis
What key diagnostic study is used to DX Otitis Media with effusion? - ANSWER:
pneumatic otoscopy
What is the most common pathogen of otitis externa? - ANSWER: Pseudomonas