6 results
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... If the value is ... low, tests to detect ... correlating with the severity ... #Workup #Hematology
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
Modified dengue severity ... positive tourniquet test ... and no apparent focus ... Intense abdominal ... classification #diagnosis
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential Diagnosis ... to bolus these values ... / hypoxemia -> focus ... laboratory or diagnostic ... tests before beginning
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... -74%] • Blood tests ... correlate with the severity ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... or sed rate): Value ... GCA, but normal values ... the “Chewing gum test ... them, but urgent rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... - GI tract: abdominal ... purpura: strong sign ... retinopathy Lab Tests ... #rheumatology #