3246 results
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Causes of Hypocalcemia ... Hyperphosphatemia, High PTH ... Hyperphosphatemia, Low PTH ... Diagnosis #Algorithm #Causes
Hyperparathyroidism classification
Different causes and features of hyperparathyroidism - raised parathormone (PTH).

#Diagnosis #Hyperparathyroidism #Differential #Primary #Secondary #Tertiary
classification Different causes ... parathormone (PTH
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Drug-Induced • Intact PTH ... Pseudohypoparathyroidism (PTH ... resistance) • Intact PTH ... sunlight • Other Causes ... Diagnosis #Algorithm #causes
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Determine whether PTH-dependent ... other hormonal causes ... for non-hormonal causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Algorithm Elevated PTH ... Hypercalcemia Low PTH ... Diagnosis #Algorithm #causes
Causes of Hypocalcemia #Diagnosis #EM #IM #Endo #Hypocalcemia #Differential #Algorithm #PTH #Drugs #Ddxof
Causes of Hypocalcemia ... Differential #Algorithm #PTH
Causes of Hypocalcemia - Differential Diagnosis
Decreased calcium absorption
 • Vitamin D deficiency
    -
Causes of Hypocalcemia ... inhibition of PTH ... secretion, PTH ... secretion, PTH ... Differential #Diagnosis #Causes
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
losses: FGF23, PTH ... Diagnosis #Algorithm #causes
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Hypercalcemia-PTH ... Magnesium #Low #Causes
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Causes of Nephrolithiasis ... • Increased PTH ... Diagnosis #Algorithm #Causes