19 results
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
and SUN Classification ... Intermediate, Posterior ... #Differential # ... Diagnosis #Ophthalmology ... #Rheumatology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... - Differential ... filling of bucket (low ... #Hypokalemia #Differential ... #workup #nephrology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... (CVID, WAS), (neurologic ... or if a primary hematologic ... #Workup #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Diagnosis Algorithm Low ... #Anemia #MCV #Classification ... #Hematology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia #Differential ... #Diagnosis #Low ... Magnesium #Table #Classification ... #Causes #Workup
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow ... Young females Differential ... dissociation • Other causes ... #PhysicalExam #neurology ... #ophthalmology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
protease activity - A low ... If the value is low ... WBC count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Better call hematology ... levels: realllly low ... about secondary causes ... #hematology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Abnormal blood flow ... anti-coagulation • Hematologic ... macula via the posterior ... retinal edema caused ... pathophysiology #ophthalmology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... deficiency Work ... blood test • Serology ... Diagnosis #Algorithm #Causes