20 results
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
of diagnosing and ... • History of BCG ... immunocompromised (e.g ... Testing #Diagnosis #Workup ... LatentTB #ActiveTB #InfectiousDiseases
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
factor activity (e.g ... clotting test (e.g ... Study #diagnosis #hematology ... #pathophysiology ... #hematology #laboratory
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
How do you work ... r/o hemorrhage and ... Cardioembolic: • ECG ... +/- TEE (high Afib ... v Holter (r/o Afib
Approach to the Hypercoagulable State
Arterial thromboembolism
→ Cardiac rhythm monitoring, Echocardiogram, Vascular imaging
→ Test for APS, particularly
• Provoked (e.g ... - No other workup ... Hypercoagulable #Workup ... #hematology #diagnosis ... #algorithm #hematology
Ascaris lumbricoides - Ascariasis Life Cycle
1) Adults in small intestine
2) Fertilized egg - Unfertilized egg (will
2) Fertilized egg ... - Unfertilized egg ... 3) Embryonated egg ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
experienced briefly (e.g ... joint trauma (e.g ... subchondral bone (e.g ... derangements (e.g ... #approach #workup
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
2) Embryonated egg ... commonly liver and ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Workup History ... function test, ANA (e.g ... or if a primary hematologic ... Diagnosis #Causes #Workup ... #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
of substrate (e.g ... iron), low EPO, and ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
Rigors And Bacteremia ... to a pathogen (e.g ... PATHOPHYSIOLOGY: ... Rigors #Bacteremia #Pathophysiology ... #InfectiousDiseases