9 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Hematuria, Hemoptysis, Peripheral ... symptomatology Differential ... polyangiitis, Microscopic ... #differential #
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
abnormal under the microscope ... abnormal under a microscope ... abnormal under the microscope ... count with differential ... • Peripheral blood
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis), MPA (microscopic ... sparing of the lung periphery ... reveals increasing blood ... FINDINGS: • U/A: microscopic ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... glomeruli, and peripheral ... Large Vessel: Blood ... Dx: GPA, EGPA, microscopic ... #diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... scleroderma • Peripheral ... , Interstitial Pulmonary ... ANA #patterns #rheumatology ... #diagnosis #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Lyme disease • Peripheral ... arteritis • Bloody ... • Diminished peripheral ... #joint #pain #differential ... #diagnosis #rheumatology
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
recurrentis on Peripheral ... Blood Smear 23M ... resolved after 2-3d ... Syndrome: 3d of ... recurrentis #BloodSmear #microscopy
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
reticularis Differential ... Polyarteritis nodosa • Microscopic ... • Goodpasture syndrome ... vasculitis (inflamed blood ... rash #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... pulses, bruits, or blood ... (PR3-ANCA)): Microscopic ... #Diagnosis #Rheumatology