10 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Associated - SLE ... • Bacterial endocarditis ... #Diagnosis #hematology ... #rheumatology #
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Thrombocytopenia - Differential ... infiltration: malignancy, infection ... - Autoimmune: SLE ... valve replacement, endocarditis ... Diagnosis #Framework #hematology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... • Autoimmune (SLE ... • Coagulase-negative ... Marantic (NTBE) Differential
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Parenchyma: • Infection ... Necrotizing PNA, Abscess ... Kaposi's sarcoma • Rheumatologic ... Goodpasture's, SLE ... regurgitation, Tricuspid endocarditis
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
• Enteric gram negative ... artery (e.g., endocarditis ... #pediatrics #children ... #peds #differential ... #diagnosis #hepatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... Subacute bacterial endocarditis ... fever - Bacterial endocarditis ... #joint #pain #differential ... #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... • Bacterial endocarditis ... aureus • Gram-negative ... arthritis • SLE ... Diagnosis #MSK #rheumatology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... • Autoimmune (SLE ... aureus, Coagulase-negative ... staphylococci Culture Negative ... #Differential #
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
the face (many differential ... Unexplained fever, when infection ... including in children (pediatric ... SLE) 10) When ... erythematosus #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... fibromyalgia) • Infections ... • Libman-Sacks endocarditis ... Erythematosus #Diagnosis #Rheumatology