382 results
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Falciparum Blood Smear ... reticulocytes) - thin trophozoites ... rare in blood smears ... Rich Davis, PhD, ... Falciparum #Blood #Smear
Plasmodium Falciparum Gametocytes on Blood Smear.

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

A classic presentation of Plasmodium falciparum
Plasmodium falciparum trophozoites ... cells) - Blood Smear ... in a thin blood smear ... scalloped edge) Rich Davis ... falciparum #Blood #Smear
Babesia spp. on Peripheral Blood Smear Microscopy
 - Multiple small parasites per RBC
 - "maltese cross"
Peripheral Blood Smear ... parasitemia Rich Davis ... peripheral #blood #smear
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
dissection, Myasthenia gravis ... Thyroid myopathy (Graves
Plasmodium vivax on peripheral smear
A college student presents w/ headache, fever, chills. Returned 2 days ago
on peripheral smear ... size amoeboid trophozoite ... malaria #peripheral #smear
Hashitoxicosis - Autoimmune thyroid disease overlap syndrome of Graves' and Hashimoto's disease

Autoimmune thyroid disease overlap syndrome
overlap syndrome of Graves ... overlap syndrome of Graves ... Simultaneously having both Graves ... of people with Graves ... Developing Graves
Motor and Reflex Grading (0-5)

Motor Strength Grading

5	Normal

4	Reduced, moves against resistance

3	Moves against gravity

2	Moves only with elimination of
Moves against gravity ... elimination of gravity ... Grading #Scoring #Grades
Myasthenia Gravis - Ptosis, Diplopia, Blurred Vision

Acute Myasthenic Crisis 
• Triggered by infection, medication 
• Respiratory
Myasthenia Gravis ... #Myasthenia #Gravis
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis ... have myasthenia gravis ... Diagnosis #Myasthenia #Gravis