353 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... specificity - Falsely negative ... ) - May be negative ... HLA-DQ8 - High negative ... #Diagnosis #Workup
Pediatric Primitive Reflexes - Maneuver and Ages

Palmar Grasp Reflex
 - Place your fingers into the baby's
Pediatric Primitive Reflexes ... Palmar Grasp Reflex ... Rooting Reflex ... Pediatrics #Peds #Diagnosis ... GrepMed Recommended Text
Positive Hoffmann’s Test (Finger Flexor Reflex) on Physical Examination

Indicates cervical spinal cord compression in this patient
Positive Hoffmann’s Test ... (Finger Flexor Reflex ... #Hoffmanns #Reflex ... #test #sign #Positive ... PhysicalExam #Clinical #Video
Positive Hoffmann's sign (finger flexor reflex) in a patient with Multiple Sclerosis

The Hoffmann's reflex test itself
(finger flexor reflex ... The Hoffmann's reflex ... test itself involves ... In cerebellar diseases ... Abnormal #Clinical #Video
Normal (Negative) Babinski / Plantar Reflex

The plantar reflex is a reflex elicited when the sole of
Normal (Negative ... The plantar reflex ... is a reflex elicited ... #Plantar #Negative ... Normal #Clinical #Video
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... swinging-flashlight test ... the pupillary reflex ... very sensitive diagnostic ... Neurology #Clinical #Video
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... ) Lachman Test for ... #Lachmans #test ... Injury #Normal #Negative ... #clinical #video
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
true positives / disease ... FP + TN) = true negatives ... / disease absent ... / all negatives ... #calculations #diagnosis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
100%, then all negative ... who test negative ... median > mode), negative ... , -1 = perfect negative ... #calculations #diagnosis
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... and irreversible disease ... course of the disease ... present in the video ... PhysicalExam #clinical #video