17 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
result is positive (abnormal ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing ... #HIT #HINTS
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
HINTS Exam - Normal ... = Central Cause ... This patient as ... Video by Dr. ... #Neurology #Vertigo
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... children - Not as ... #Testing #Laboratory ... #Tests #Diagnosis ... #Workup #Table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... of renal disease ... #Differential #Diagnosis ... #Workup #table
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
- Differential Diagnosis ... cascade is intact - test ... discern these causes ... liver function tests ... fibrinogen levels, and testing
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
for glomerular disease ... C3, C4 - Test for ... infections are common causes ... #workup #diagnosis ... nephrotic #nephritic #nephrology
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
aldosterone - Low in cases ... adrenal glands as ... Evaluation #laboratory #diagnosis ... #testing #endocrinology ... #workup
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
intralobular bile ducts causes ... Proximal limb muscle wasting ... on but elevated as ... disease progresses ... #workup #hepatology
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Recommended initial testing ... . 5) C3, C4 - Test ... infections are common causes ... #workup #diagnosis ... #nephrology #nephrotic
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... value is low, tests ... Haptoglobin - Low as ... indirect antiglobulin tests ... #Workup #Hematology