
Guillain-Barré Syndrome
Guillain-Barré syndrome (GBS) is an acute, inflammatory demyelinating polyneuropathy with ascending muscle weakness that is autoimmune in nature.

Leukoplakia vs. Oral Candidiasis
Oral Candidiasis is characterized by white, creamy plaque that easily brushes off, with underlying erythema.

Hereditary Hemochromatosis vs. Wilson Disease
Hereditary hemochromatosis: disorder of iron overload.

Pleural Effusions: Transudate vs. Exudate
A pleural effusion is an accumulation of fluid within the pleural space.

Pterygium vs. Pinguecula
Pterygium is a fleshy triangular mass that extends to the cornea.

Preeclampsia: Pathophysiology
Preeclampsia is classically defined as the new onset of hypertension and proteinuria after 20 weeks of gestation.