17 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Malar rash ... • Rheumatic fever ... lesions • Discoid lupus ... #skin #rashes #differential
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
69% - Malar rash ... 40% - Fever 36% ... Other auto-immune, Infectious ... Lupusreference #SLE ... #rheumatology
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Pediatrics Patient - Differential ... Suggestive of: Rheum Fever ... Suggestive of Lyme infection ... gabrieltalledop #dermatology ... arthritis #skin #differential
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... the face (many differential ... 9) Unexplained fever ... , when infection ... #diagnosis #sle
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Red Flags: • Fever ... Autoimmune Vasculitis (lupus ... deficiency Work ... #Differential #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... weight loss, and fever ... permanent alopecia Differential ... fibromyalgia) • Infections ... to: Arthritis, Fever
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... erythematosus [SLE ... ], AOSD) • Infection
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness, rash ... proximal joints, Fever ... Myopathies #myopathy #differential ... #diagnosis #comparison ... #rheumatology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
e.g., HIV), EBV infection ... - Pel-Ebstein fever ... #oncology #diagnosis ... #differential # ... hematology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... infectiosum • Fever ... acute rheumatic fever ... #table #differential