46 results
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 ... ipsilateral thumb and/or index ... diseases, the reflexes
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... diarrhea before testing ... reduce unnecessary testing ... pick specific tests ... the much smaller differential
Performing Ankle Brachial Index (ABI) Measurement
Sensitive and Specific + Inexpensive Test for Diagnosing PAD [In Patients
Ankle Brachial Index ... + Inexpensive Test ... of PAD, further testing ... Toe-Brachial Index ... AnkleBrachial #Index
Newer Syphilis Reverse Algorithm 

The advent of newer, faster 
treponemal antibody tests have 
allowed high-throughput of
treponemal antibody tests ... specific trep. tests ... trep antibody) Reflex ... RPR) Non-trep tests ... Reverse #Algorithm #Testing
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Test downward eye ... Test if patient ... document response (tests ... asymmetry Extra Tests
Thyroid Function Tests (TFTs) and Interpretation

 • TSH, Free T4, Free T3
 • T3 Uptake
 •
Thyroid Function Tests ... Free Thyroxine Index ... Thyroid #Function #Tests ... laboratory #patterns #differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
liver function tests ... of liver blood tests ... decision for repeat testing ... BMI, body mass index ... Liver #Enzymes #Differential
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Hyperreflexia #Testing ... #Causes #differential
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Microangiopathy (TMA) - Differential ... Direct antiglobulin test ... ↑ Reticulocyte index ... Microangiopathy #TMA #Differential
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
hydrogen breath test ... A/P, Consider testing ... celiac and/or testing ... TSH, Consider testing ... Workup #diagnosis #differential