11 results
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... PTH • Secondary ... Poisoning #Hypocalcemia ... #Phosphate #endocrinology ... #LowCalcium
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Causes of Hypocalcemia ... mets- prostate cancer ... Drug induced: Calcium ... Hyperphosphatemia, High ... @kdjhaveri #Hypocalcemia
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... polyendocrinopathy • Hypomagnesemia ... laxatives) #Hypocalcemia ... #PTH #endocrinology ... #LowCalcium
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis ... Hypocalciuric Hypercalcemia ... Thiazides/Lithium #Hypercalcemia ... #causes #endocrinology
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Disorders • Hypocalcemia ... syndrome, Imatinib- Secondary ... Trastuzumab • Hyponatremia ... #chemotherapy #diagnosis ... #differential
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... Milk-alkali syndrome #Hypercalcemia ... #Causes #endocrinology ... #diagnosis #differential
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... , hypotension, hyponatremia ... , hyperkalemia, ... baseline ACTH - Secondary ... #endocrinology
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
Causes of Hypocalcemia ... Family history of hypocalcemia ... hyperparathyroidism #Hypocalcemia ... #Causes #Differential ... #Diagnosis #Endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Diagnosis Algorithm ... Drug-induced • High ... Sarcoidosis • Hypercalcemia ... #endocrinology ... #causes