13 results
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Suspect: Clinical ... fibromyalgia) • Infections ... Arthritis: • Joint pain ... Chronic B-cell activation ... #Diagnosis #Rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... Lymphoproliferative Disorders, Infection ... , Interstitial Pulmonary ... #patterns #rheumatology ... #diagnosis #differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... burning sensation or pain ... Polyangiitis #GPA #dermatology ... #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint Pain ... • Interstitial lung ... , SLEPulmonary ... #differential #diagnosis ... #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
papules Clinical ... severity of the disease ... anti-NXP2 Abs Lung ... #rheumatology # ... dermatology #diagnosis
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 ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
rash) • Heart, lung ... [SLE], AOSD) • ... Infection (eg, ... #Management #Hematology ... #Rheumatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Hematologic malignancy ... diarrhea, abdominal pain ... Disease: Clinical ... Imaging, high res CT
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... to exclude are infections ... LFT • ESR • ANA ... SLE) • Urinalysis ... #rheumatology #
Lung Infections in HIV - Differential Diagnosis Framework

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