19 results
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Neurologic system ... disease, Vasculitis (e.g ... Genitourinary system ... Cardiovascular system ... differential #diagnosis #rheumatology
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Reactive (e.g ... Enteropathic (e.g ... • Systemic Lupus ... Sicca) Syndrome ... Enteropathic (e.g
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
juvenile idiopathic arthritis ... underlying disease (eg ... idiopathic arthritis ... • Infection (eg ... with leukopenia, anemia
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Disorders secondary to Systemic ... Iron deficiency anemia ... halt nail growth (e.g ... • Nephrotic syndrome ... #Secondary #dermatology
Causes of Acute Pericarditis:

Infectious;

Viral: 
Adenovirus 
Coxsackie virus A and B 
Echovirus 
Epstein-Barr virus 
Hepatitis 
Human immunodeficiency
Cardiac injury (e.g ... Pericardial perforation (e.g ... pericarditis) Uremia ... nodosa Rheumatoid arthritis ... Systemic lupus
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis): • Acute ... malignancies • Anemia ... inflammatory disorders (e.g ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Anemia • ... • Rheumatoid Arthritis ... • Drug Abuse (e.g ... Chronic Fatigue Syndrome
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... pupil (AACG) • Systemic ... symptoms and signs (e.g ... CNS infection (e.g ... • Acute angle
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: • Acute ... • Malignancy (e.g ... . hematologic) ... Endocrine disorders (e.g ... lymphopenia, low PLT • Anemia
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Giant cell arteritis ... not be subtle e.g ... E.g. 80 yo ESR cutoff ... complaints- anemia ... them, but urgent rheumatology