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

What?
A subset of
lymphohistiocytosis (HLH ... arthritis (sJIA) • Adult-onset ... • Fever is the main ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Phagocytosis of blood ... accumulation of clinical ... : SLE+++, Adult-onset ... Still disease, ... #management #treatment
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... Disease Clinical ... Differential Diaqnoses ... Complications: MAS ... #diagnosis #management
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
: Overwhelming clinical ... age, however the disease ... also observed in adults ... #management #treatment ... #hematology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... Previous joint trauma ... #MSK #rheumatology ... #approach #workup ... #differential #diagnosis
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint ... Pain - Diagnostic ... ), RA, crystal disease ... #Joint #Pain #MSK ... #rheumatology #
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
HLH is a critical ... ▪ Autoimmune diseases ... (often termed MAS-HLH ... Treatment Approach ... #Management #Hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... Differential Diagnosis ... Noninflammatory • Trauma ... arthritis • Adult ... #MSK #rheumatology
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
and Management ... Summary Clinical ... hot, swollen, pain ... osteomyelitis, trauma ... necrosis, Lyme disease
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
Phosphatase Of Clinical ... Adult form: Less ... Low ALP in adult ... Malnutrition • Wilson's disease ... deficiency • blood