4 results
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
lupus erythematosus ... underlying disease (eg ... lupus erythematosus ... • Infection (eg ... with leukopenia, anemia
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
- SLE (systemic ... lupus erythematosus ... infiltration (e.g ... Rare disorders, e.g ... - Vasculitis, e.g
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... • Malignancy (e.g ... . hematologic) ... Endocrine disorders (e.g ... lymphopenia, low PLT • Anemia
Helpful Clinical Features in Evaluating Bleeding Disorders
Age of onset
 • Neonate - in 20% of haemophilias,
• Presence of systemic ... Drug history, e.g ... connective tissue, e.g ... Marfan syndrome, ... #pediatrics #diagnosis