6 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
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 ... • Psychosis • Seizures ... , lymphopenia, low ... Chronic B-cell activation
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
Hyponatremia (<135 ... asymptomatic to seizures ... stimulated in states of low ... activated in states of low ... The activation of
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... inflammatory disease How ... Systemic lupus erythematosus ... systemic lupus erythematosus ... 10,000 ng/mL • Hyponatremia
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... • Cogan Syndrome ... systemic lupus erythematosus ... • Complement (Low ... #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