Questions with Verified Answers.
Differentiate Otitis Externa Vs Otitis Media: Otitis externa:
Commonly caused by infection (bacterial). Discomfort in external
auditory canal with drainage, swelling, and erythema. MOisture is
common culprit (swimmers ear). Tx: acidification with a topical solution
of 2% acetic acid and hydro-cortisone.
Otitis media: Acute onset with middle ear effusion, inflammation, and
pain/fever. Caused by eustachian tube dysfunction.
Choleasteatoma Presentation: Abnormal non-cancerous skin
growth that can develop in the middle section of the ear. May be
caused by repeated middle ear infections
Evaluation: Visual examination, refer to ENT.
Reaction to PCN type ABX Side effects: Most common is rashes and
hives. Typically develop at days 4-7 of diet.
Allergy: Anaphylaxis, Uticaria, Angioneurotic edema. Delayed serum
sickness, exfoliative dermatitis.
, Lacrimal Duct Obstruction in Infant Presentation:Tears are
produced in the lacrimal duct. Look for tear lakes and excess watering
of the eye. Should be negative for corneal and conjunctival irritation
and abnormalities.
Treatment: Lacrimal sac massage and topical antibiotics.
Elderly Vision loss Causes of typical changes: age related ,acular
degeneration, glaucoma, cataracts, diabetic retinopathy.
Presentation: Slow progression of vision changes, often starts with near
sighted changes (needing reading glasses).
Tympanogram results Tympanometry measures the capacity of the
middle ear to transfer sound energy.
What do they indicate:
Type A: Normal Tympanogram is shaped like a tent
Type B: Abnormal; needs medical attention (flat)
Type C: Almost normal but not right (may be too peaked);refers to a
middle ear with negative pressure. A child with this type of
tympanogram should be monitored and may need medical attention.
Such a tympanogram may be caused by retraction of the eardrum or
blockage of the Eustachian tube.
Group A hemolytic strep Illnesses it can cause: Strep throat,
Rheumatic Fever, Scarlet Fever, Post-Streptococcal Glomerularnephritis.