Systemic Health Flashcards
What is the primary causative agent of Lyme disease?
Borrelia burgdorferi
True or false: Lyme disease is transmitted to humans through the bite of infected mosquitoes.
False
** it’s via a hard shell tick
What is the most common ocular manifestation of Lyme disease?
Conjunctivitis
Fill in the blank: Lyme disease can lead to __________, a condition characterized by inflammation of the optic nerve.
Optic neuritis
What is the recommended treatment for ocular manifestations of Lyme disease?
Antibiotics such as doxycycline (50s tetracycline)
Which lab tests do you order to confirm Lyme disease?
Western blot
ELISA (enzyme-linked immunosorbent assay)
Early stages of Lyme disease treatment
Oral doxycycline 100mg po BID
Or
Tetracycline 500 mg po BID
Or
Amoxicillin 500 mg BID or TID po
Hepatitis A is spread via?
Mouth
* consuming contaminated food or water
* contaminated by fecal matter from infected person
(Food most commonly contained are fruit, vegetables, shellfish, ice and water)
What is a carotid bruit?
Whooshing sound that can be heard between quick beats of the heart.
What does a carotid bruit indicate?
Irregular blood flow around a thrombus in carotid artery
What range of arterial stenosis will likely produce a sound of carotid bruit on auscultation (listening to internal sounds with stethoscope)?
50 to 90% occlusion
Ocular complications of Accutane
Dry eyes
Myopic shift
Blurred vision
Decreased night vision
—rare—> increased intracranial pressure causing papilledema
New cases of which infectious diseases need to be reported to the CDC?
Syphilis
Gonorrhea
Chlamydia
Trachomatis
Ehlers-Danlos syndrome ocular sequelae (5)
- Lens subluxation
- Blue sclera
- High myopia
- Keratoconus
- Retinal detachments
