69 results
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
and Reduction in HbA1c ... Elevation == Decreased ... Elevation #Reduction #HbA1c ... #Increase #Decrease ... #Diagnosis #DM2
Hypertrophic Obstructive Cardiomyopathy: Heart Murmur
 • Occurs during systole 
 • Crescendo-decrescendo murmur
 • Heard best
murmur • Heard best ... mitral areas • Increase ... dehydration) • Decrease ... Cardiac #Cardiology #Diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... Basic labs for decreased ... K), H. pylori test ... thyroid function test ... #Differential #Diagnosis
Hemoglobin A1c (glycated hemoglobin) reflects the average blood glucose concentration over the course of the RBC
correlated with 35-76% decrease ... Women with HbA1c ... the fructosamine test ... use of the A1c test ... affect the A1c test
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
Pleural Effusions - Tests ... IFN-y + NAAT - Increase ... amplification test ... Laboratory #Testing #diagnosis
Adrenal Insufficiency Diagnosis Algorithm
Test 1: Baseline AM Cortisol 
 - Beware of major normal value
 -
Insufficiency Diagnosis ... Algorithm Test ... OCPs, pregnancy) Test ... use incremental increase ... Insufficiency #Diagnosis
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... - Serum tests that ... onset, there is an increase ... will produce an increase ... Evaluation #laboratory #diagnosis
Unintentional Weight Loss - History and Workup

Complete Physical Exam - Often overlooked components: Lymph nodes, Mental
Ca2+, albumin, HbAIc ... screen Other Tests ... Unintentional #Diagnosis
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity is the diagnostic ... available for rapid diagnosis ... value is low, tests ... Mild-to-moderate decrease ... indirect antiglobulin tests
Positive Seidel test on fluorescein stain exam

Globe rupture can be identified by a positive Seidel test
Positive Seidel test ... positive Seidel test ... in making the diagnosis ... Seidel #Positive #Test ... #PhysicalExam #Video