26 results
COVID-19 PCR and Serology Testing - Timeline
 • Nucleic Acid Test - Most reliable and can
COVID-19 PCR and Serology ... Testing - Timeline ... • Nucleic Acid Test ... antibody #antibodies #testing ... #laboratory #Timeline
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... diarrhea before testing ... pick specific tests ... to sort out the ... much smaller differential
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... tests may be needed ... chronic kidney tests ... Test for celiac ... Non-invasive testing
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... Palsy This tests ... ulnar nerve palsy, testing ... clinical #video #neurology ... #orthopedics #sports
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Helicobacter Pylori Testing ... Specificity Serology ... Urea breath test ... first line test ... #Laboratory #Diagnosis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
- CCP antibody testing ... more time for the laboratory ... • Hepatitis B serology ... testing • Serum ... Rheumatoid #Arthritis #laboratory
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... findings BPPV • Short-lived ... Positive Hallpike test ... or supine roll test ... Vertigo #Algorithm #differential
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Movement Disorders - Differential ... multiple sclerosis) Resting ... Tremor - Occurs at Rest ... MovementDisorders #Neurology ... #Differential #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... smear, HIV/HCV testing ... K), H. pylori test ... thyroid function test ... (CVID, WAS), (neurologic
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... disease • Pull test ... texture at bald spots ... fungi Initial Laboratory ... Tests: • TSH