87 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
Scleritis, Episcleritis Pearls
-Scleritis is characterized by significant pain, pain with eye movement, vision loss, and vessels
Episcleritis is typically less ... scleritis involves ophthalmology ... require acute treatment ... #Diagnosis #Ophthalmology
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyelash follicle • Cause ... , swelling • Treatment ... upper lid • Cause ... painless lump • Treatment ... Diagnosis #Management #Ophthalmology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... effect following treatment ... Diagnosis #Algorithm #Causes ... #Hematology
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... Lymphadenopathy Treatment ... Griseofulvin #Kerion #Dermatology
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
responsive to treatment ... Diagnosis #Algorithm #Causes ... #Ophthalmology
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
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
to hours into treatment ... Onset days into treatment ... • Typically less ... to weeks into treatment ... Drug #Reactions #dermatology