68 results
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Ulcers of the Lower Legs ... Melanoma #Lower #Legs ... ulcerative #skinrash #dermatology ... Diagnosis #Algorithm #causes
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Scarring, Edema - Lens ... Unilateral, Painless: Lens ... Differential #Diagnosis #causes ... #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... ) #Clinical #Ophthalmology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Causes: 1) Exfoliative ... #Diagnosis #Dermatology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
eye (ex. cornea, lens ... Light rays require less ... #Hyperopia #pathophysiology ... #ophthalmology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... paralysis) in both legs ... disturbance in both legs ... disturbance in legs ... Syndrome #MSK #pathophysiology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Lens 8. ... edema • Lens ... Concussion Other Causes ... differential #diagnosis #ophthalmology ... #causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
for intracranial masses ... a mass as the cause ... Error • Cataract/Lens ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
vein occlusion, Lens ... differential #diagnosis #causes ... #ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... Hypothermia Causes ... Constricted pupils less ... differential #diagnosis #ophthalmology ... #causes