Sara Shared "EENT (Ear, Eye, Nose, and Throat) Disorders" - 16 Picmonics

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EENT (Ear, Eye, Nose, and Throat) Disorders

Age-Related Macular Degeneration (AMD)
Mechanism
Dry (nonexudative)
Wet (exudative)
Signs and Symptoms
Scotomas
Blurred, darkened vision
Loss of central vision
Distortion of vision
Considerations
Drug Therapy
Surgery
Low-vision assistive devices
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2 mins
Detached Retina
Assessment
Flashes of Light
Floaters
Curtain Like Shadow
Interventions
Eye Patch
Bed Rest
Surgical Emergency
Considerations
No Vigorous Activity
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2 mins
Cataract
Mechanism
Age-related
Assessment
No Pain
Cloudy Opaque Lens
Decreased Visual Acuity
Occurs Gradually
Treatment
Surgery
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1 min
Visual Field Defects - Homonymous Hemianopia
Visual Field Abnormality
Homonymous Hemianopia
Vision Loss - Both Eyes Same Side
Location of Lesion
Optic Tract
Parietal Lobe
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1 min
Visual Field Defects - Right Anopia
Visual Field Abnormality
Right Anopia
Complete Vision Loss in 1 Eye
Location of Lesion
Right Optic Nerve
Causes
Retinoblastoma
Gliomas
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Visual Field Defects - Bitemporal Hemianopia
Visual Field Abnormality
Bitemporal Hemianopia
Both Eyes Outside Vision Loss
Tunnel Vision
Location of Lesion
Optic Chiasm
Causes
Suprasellar Compression
Pituitary Adenoma
Craniopharyngioma
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1 min
Visual Field Defects - Anatomy Overview
Optic Nerve
Vision Loss in One Eye
Optic Chiasm
Bitemporal Hemianopia - Both Eyes Outside Vision Loss
Optic Tract
Homonymous Hemianopia - Both Eyes Same Side
Dorsal Optic Radiation
Lower Quadrantic Vision Loss
Meyer's Loop
Upper Quadrantic Vision Loss
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2 mins
Primary Angle-Closure Glaucoma (PACG - Acute)
Mechanism
Rapid Increase in IOP
Signs and Symptoms
Rapid Onset
Pain
Blurred Vision
Halos Around Lights
Nausea and Vomiting
IOP over 30 mm Hg
Considerations
Drug Therapy
Surgery
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1 min
Closed-Angle Glaucoma
Primary
Lens causes pupillary obstruction
Aqueous humor builds behind iris
Iris bends forward, obstructing trabecular mesh
Secondary
Hypoxia Causes Neovascular Proliferation
Contraction and obstruction of trabecular mesh
Chronic disease (Crone)
Asymptomatic
Acute Disease
Eye pain and blindness
Rock-hard eye
Headache
Emergency
Epinephrine contraindicated
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2 mins
Primary Open-Angle Glaucoma (POAG - Chronic)
Mechanism
Flow of Aqueous Humor Slowed
Signs and Symptoms
Slow Onset
No Pain
Tunnel Vision
IOP 22-32mm Hg
Considerations
Drug Therapy
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1 min
Open-Angle Glaucoma
Humor has access to trabecular meshwork
Presentation
Painless
African-American
Elderly
Positive family history
Primary Open-Angle Glaucoma
Most common form of Glaucoma
Unknown Mechanism
Secondary Open-Angle Glaucoma
Blocked trabecular meshwork (with Open-Angle)
WBCs
Red Blood Cells (RBC)
Retinal products
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2 mins
Otitis Media Assessment
Red or Bulging Tympanic Membrane
Ear Pain
Pulling at ear
Fever
Upper Respiratory Infection
Considerations
More Common in Young Children
Eustachian Tube Narrower
Conductive Hearing Loss
Smoking Increases Risk
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2 mins
Otitis Media Interventions
Antipyretics
Analgesics
Antibiotics
Irrigation
Position on Affected Side
Myringotomy
Tympanostomy Tube
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2 mins
Meniere's Disease
Mechanism
Excess Endolymph
Signs and Symptoms
Tinnitus
One-sided Sensorineural Hearing Loss
Vertigo
Nausea and Vomiting
Considerations
Meclizine (Antivert)
Low Salt Diet
Surgery
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2 mins
Schwannoma
Characteristics
Acoustic Schwannoma
Cranial Nerve VIII
Cerebellopontine Angle
S100 Positive
Bilateral Schwannoma in Neurofibromatosis Type 2
Tinnitus
Cranial Nerve V
Affects Corneal Reflex
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2 mins
Lichen Planus
Pathophysiology
Mucocutaneous Disorder
30-60 year olds
Signs & Symptoms
Pruritic
Plaques or Papules
Purple & Polygonal
Often Mucosal or Genital Involvement
Wickham Striae
Diagnosis
Biopsy
Sawtooth Infiltrate of Lymphocytes
Treatment
Topical Corticosteroids
Considerations
Hepatitis C Association
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2 mins

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