32 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... ILD caused by inhalation ... , Polymyositis-dermatomyositis ... Churg Strauss syndrome ... differential #pulmonary #causes
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
• Sjögren syndrome ... 1. ... Polymyositis and dermatomyositis ... 1. ... antibodies #diagnosis #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
severity of the disease ... and ILD • Liver ... increases and ILD ... Phenotype 1 ... #rheumatology #
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Diagnosis and Management ... iniury, Compartment syndrome ... (polymyositis/Dermatomyositis ... ) AKI - Pathophysiology ... #Summary #causes
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... highly inflammatory disease ... -1 and IL-6, leading ... #Diagnosis #Management ... #Hematology #Rheumatology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Framework and Management ... Summary Causes ... : Polymyositis/Dermatomyositis ... of underlying disease ... #causes #treatment
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, dermatomyositis ... Non-autoimmune rheumatologic ... • Acute lupus pneumonitis ... • ANA titers > 1: ... Ro/La, anti-Jo-1,
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Affects 1:25,000 ... and 1:50,000 patients ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... • Most common cause ... Lung Abscess Pathophysiology ... : 1. ... Pneumonitis 3.
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... Cerebrovascular Disease ... , PRES Pathophysiology ... autoantibodies that will cause ... CNS #neurology #rheumatology