13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
• Rheumatic fever ... Vesicopustule on erythematous ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
) General: Fever ... , Vasculitis, Purpura ... effusion, Restrictive lung ... Demyelinating syndromes ... #signs #symptoms
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... rashErythematous ... Induced Lupus: • Symptoms ... to: Arthritis, Fever ... and leukemia • Lung
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Coronary arteries - Fever ... mucositis - Rash ... Presentation - Systemic Symptoms ... : • Fevers • ... , and SLE) • Urinalysis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... 69% - Malar rash ... 40% - Fever 36% ... Myositis 4% - Lung ... autoantibodies #signs #symptoms
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
, CMV, VZV) - Rabies ... Toxoplasmosis AUTOIMMUNE/VASCULITIS ... Systemic Lupus Erythematosus ... (bulbar symptoms ... - small cell lung
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
arthritis - (Reiter’s syndrome ... Systemic Lupus Erythematosus ... (SLE), should have ... other symptoms ... like “butterfly rash
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Systemic lupus erythematosus ... Petechial or purpuric rash ... ) • Heart, lung ... systemic lupus erythematosus ... [SLE], AOSD) •
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... papules, pustules, erythematous ... of a "flu-like syndrome ... Constitutional symptoms ... , rales, interstitial
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... Presentation: Systemic Symptoms ... ischemia • Skin: Erythematous ... , mucositis • Rash ... • Progressive symptoms