214 results
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... dehydrogenase • Positive ... younger pts) Differential ... • Diagnostic Test ... hemolytic #anemia #hematology
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
Freiberg's Test ... for Piriformis Syndrome ... gluteal region is a positive ... test. ... #Piriformis #syndrome
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
Can Cause False Positives ... on Drug Tests ... yielding false-positive ... on drug tests? ... #drug #tests #differential
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Positive Hallpike ... test (posterior ... or supine roll test ... test Méniére's ... Vertigo #Algorithm #differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal Syndrome ... symptomatology Differential ... : - ANCA-positive ... , biopsy By Tess ... #differential #
Causes of Unprovoked Pediatric Seizures -  Epilepsy Syndromes - Differential Diagnosis Algorithm 
Infantile:
 • Benign
- Differential ... of Infancy • West ... Syndrome • Dravet ... Syndrome Generalized ... Unprovoked #Seizures #Differential
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
abnormal liver tests ... obgyn #obstetrics #hepatology ... #diagnosis #differential
Pace Maneuver for Piriformis Syndrome

With the patient's hips and needs flexed to 90 degrees, the patient
for Piriformis Syndrome ... The test is positive ... Pace #Maneuver #Test ... #Piriformis #Syndrome
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal Syndromes ... and Mimics - Differential ... Disease - Double Positive ... Antiphospholipid Syndrome ... #Mimics #Differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... conditions (supine position ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Hypertension #Differential