17 results
Causes of Approach to Altered Level of Consciousness - Workup
Clinical Exam - Focal
 • Trauma
 •
Causes of Approach ... to Altered Level ... • See Imaging Section ... Encephalitis #Altered ... #algorithm #Causes
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Causes of Fat Malabsorption ... - Differential ... • Pancreatic resection ... • IBD- CD, UC Altered ... • Small bowel resection
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Algorithm INDICATIONS ... evaluation or workup ... 1,500 cells/µL Workup ... for secondary causes ... #Differential #
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the ... Causes of acute ... surgery or ileal resection ... #workup #diagnosis ... #differential
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... Diagnosis Algorithm ... Alpha-Thalassemia 2-3 digene deletion ... #elevatedMCV #Differential ... #Diagnosis #Algorithm
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... and Screening Testing ... CT, Bilateral selective ... #Hypertension #Differential ... #Screening #Workup
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... and specific for detection ... infections are common causes ... #glomerular #testing ... #workup #diagnosis
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Fatigue and IBD Algorithm ... Receptor (sTfR) to differentiate ... ileal Crohn's/resection ... /other causes • ... modifications Algorithm
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
sepsis, organ rejection ... part automated differential ... sepsis, organ rejection ... Improves after treating ... the underlying cause
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... increase power) Selection ... disorder presence alters ... Lead-time bias: early detection ... but not on the causal