13 results
Von Graefe's Sign - Graves' Eyelid Ophthalmopathy on Ocular Exam

Lagging of the upper eyelid on downward
Graefe's Sign - Graves ... the eye #Von #Graefes ... VonGraefes #Sign #Graves ... #PhysicalExam #ophthalmology ... endocrinology #hyperthyroidism
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Smear. ... reticulocytes) - thin trophozoites ... Rich Davis, PhD, ... #Smear. ... peripheral #clinical #microscopy
Plasmodium Falciparum Gametocytes on Blood Smear.

Banana-shaped gametocytes are only seen in Plasmodium falciparum but rare in
Gametocytes on Blood ... Smear. ... Rich Davis, PhD, ... #Smear. ... peripheral #clinical #microscopy
Plasmodium falciparum trophozoites (and crenated red blood cells) - Blood Smear

A classic presentation of Plasmodium falciparum
Smear A classic ... smear. ... scalloped edge) Rich Davis ... #Smear #peripheral ... #clinical #microscopy
Babesia spp. on Peripheral Blood Smear Microscopy
 - Multiple small parasites per RBC
 - "maltese cross"
on Peripheral Blood ... Smear Microscopy ... parasitemia Rich Davis ... Babesia #clinical #microscopy ... #smear
Hyphema - Blood in the Anterior Chamber - Grading

#Hyphema #Grading #Grades #Classification #Ophthalmology #Diagnosis #Management #Ocular
Hyphema - Blood ... Hyphema #Grading #Grades ... Classification #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• Myasthenia Gravis ... • Myasthenia Gravis ... Subdural Hemorrhage Grave's ... Ophthalmopathy • Hyperthyroidism ... Algorithm #Causes #Ophthalmology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia Gravis ... Myasthenia gravis ... ocular myasthenia gravis ... Ocular #Myasthenia #Gravis ... clinical #video #ophthalmology
Streptobacillus moniliformis on peripheral smear and culture microscopy
 - blood culture; patient w/ outdoor exposure
 -
on peripheral smear ... and culture microscopy ... - blood culture ... Rich Davis, PhD, ... #smear #clinical
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
DIC, HELLP - Grafts ... - Peripheral Blood ... Smear ↑ abnormal