Painless monocular vision loss: what's on your differential? Let's take a minute to review central retinal vein occlusion.

Carotid artery dissection: when is anti-platelet therapy preferred over anticoagulation? Read this week's review for a brief refresher.

A contact lens wearer presents with a painful red eye. Examination is notable for a hazy cornea. Let's take a minute to review corneal ulceration.

A young female presents to the emergency department requesting testing for exposure to gamma hydroxybutyrate (GHB). How do you advise the patient? Read this week's review for a number of helpful hints.

Corneal abrasions: when should ophthalmology be consulted? Let's review a few pearls.

A patient presents to the ED with chest pain following an upper endoscopy. Initial CXR and gastrograffin esophagram are negative. What do you do? Read on for pearls regarding the management of esophageal perforation.

Fusiform digit, finger held in flexion, pain with passive extension, tenderness to palpation of the flexor tendon sheath: you guessed it, let's talk flexor tenosynovitis.

Phenytoin toxicity: are there characteristic physical examination findings? Read this review for a rapid refresher.