10 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... lupus erythematosus ... : Lupus (SLE), Systemic ... , Interstitial Pulmonary ... #rheumatology #diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Auto-Antibodies ... : - ANA 95-100% ... Diagnosis and Lupus ... #Systemic #Lupus
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Diagnosis: • ANCA-associated ... Kidney disease common ... #Systemic #Lupus ... #Diagnosis #Rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... lung disease (GLILD ... Chest CT: • Ground-glass ... hemolytic anemia) • Systemic ... granulomatous conditions
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Other Conditions ... • Interstitial lung ... , SLEPulmonary ... #joint #pain #differential ... #diagnosis #rheumatology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
ON CT? ... ) WHAT ARE COMMON ... 3) Infection ( ... /Autoimmune diseae ... #diagnosis #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis: Systemic ... lupus erythematosus ... Symptoms (Sx) in ... LFT • ESR • ANA ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic ... , such as SLE, atherosclerotic ... or as primary condition ... Nodosa: • PAN most commonly ... #Diagnosis #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tenderness → Consider infectious ... lung disease Malignancy ... lung disease • ... lung disease • ... • Conduction system
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... papules, pustules, erythematous ... Constitutional symptoms ... #AIDS #pulmonary