11 results
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Diagnosis Algorithm Painful ... - Cornea • Keratopathy ... dilated pupil) Painful ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Chronic: - Cornea ... - Unilateral, Painful ... : Keratitis, Corneal ... Differential #Diagnosis #causes ... #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Loss Unilateral, Painful ... Vision Loss: • Corneal ... neuropathy Bilateral, Painful ... differential #diagnosis #causes ... #ophthalmology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
suggests malignancy - Painful ... RBC’s, RBC/WBC casts ... prostatic) #Diagnosis #EM ... #IM #Urology #Hematuria
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
the eye can be caused ... Common Causes: ... • Is the eye painful ... differential #diagnosis #ophthalmology ... #painful #painless
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... seizure) #Pathophys #EM ... #IM #Endo #DKA
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
• Significant cause ... most frequent cause ... obstruction • Corneal ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Cullen's sign. Lipase 1,781. Bruising in the skin around the umbilicus. This sign is named after
conditions that cause ... Pathophysiology: ... pregnancy, or other causes ... #cullensign #em ... #peritonitis #IM
Aqueous Humor Production and Drainage
 • Provides nutrition, removes wastes, and transports neurotransmitters to the avascular
avascular lens and cornea ... of flow) -> AH passes ... suprachoroidal space -> Passes ... Drainage #flow #Pathophysiology ... #ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... light reflex • Corneal ... ) - Possible painful ... Casey Albin MD @