8 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
• Euvolemic (Low ... insipidus (central or nephrogenic ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Algorithm #nephrology #sodium
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Systemic Lupus Erythematosus ... Delirium, Psychosis, Seizure ... #EULARACR #Classification ... #diagnosis #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... Vasculitis of medium ... systemic lupus erythematosus ... dermatomyositis #Size #Classification ... Vessels #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low ... Skin Disease Classification ... Non-autoimmune rheumatologic ... • Psychosis • Seizures ... , lymphopenia, low
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
inflammatory disease How ... Systemic lupus erythematosus ... systemic lupus erythematosus ... 10,000 ng/mL • Hyponatremia ... #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... factor level • Low ... systemic lupus erythematosus ... diagnosis #types #classification ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... systemic lupus erythematosus ... • Complement (Low ... differential #diagnosis #rheumatology ... #classification
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
the epithelial sodium ... syßtemic lupus erythematosus ... Drug-associated: heparin, low-molecular-weight ... antiphospholipid syndrome ... High #Potassium #Classification