29 results
Cutaneous and Systemic Findings in Dermatomyositis
Cutaneous Findings:
 - Heliotrope sign and edema
 - Nail-fold changes
 -
- Heliotrope sign ... or shawl sign ... - Gottron's sign ... scale - Holster sign ... Dermatomyositis #Diagnosis #Rheumatology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... Respiratory Distress Syndrome ... differential #diagnosis #signs ... #Lung #POCUS #ultrasound
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
heliotrope rash, Shaw sign ... , holster sign, ... anti-synthetase syndrome ... Can also see mechanics ... Myositis #diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Systemic Lupus (SLE ... effusion, Restrictive lung ... Demyelinating syndromes ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Myositis 4% - Lung ... involvement 3% SLE-Related ... Lupusreference #SLE ... autoantibodies #signs ... #differential #rheumatology
Metatarsal Gout on POCUS

Painful and swollen 1st metatarsal. Double contour sign. Diagnosis? Gout. 

Global Ultrasound Institute
Metatarsal Gout on POCUS ... Double contour sign ... Gout #Metatarsal #POCUS ... #clinical #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... rash) • Heart, lung ... erythematosus [SLE ... #Diagnosis #Management ... #Hematology #Rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... anti-NXP2 Abs Lung ... Dermatomyositis #rheumatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... WBC >100k, + lab signs ... Lysis of tumor cells ... TLS #diagnosis #management ... #hematology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... can't make A-OK sign ... ), compartment syndrome ... • ED Management ... Splint: Posterior long