11 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... hyponatremia, hyperkalemia ... Adrenocorticotropic hormone ... baseline ACTH - Secondary ... Diagnosis #Algorithm #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... long-standing secondary ... Renal Failure, Post-Renal ... #Differential # ... Diagnosis #Algorithm #Endocrinology
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
- Differential ... or tuberculosis Secondary ... Combined pituitary hormone ... Insufficiency #Differential ... Workup #Algorithm #endocrinology
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Renal failure, ... thyrotoxicosis, adrenal ... #Causes #Differential ... #Diagnosis #Endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Hyperuricemia - Differential ... • Starvation Secondary ... High purine diet Secondary ... Sarcoidosis • Hypercalcemia ... Diagnosis #Algorithm #endocrinology
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
severe illness - Secondary ... or parathyroid hormone ... gland removal Renal ... #Causes #Differential ... #Diagnosis #Endocrinology
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
hypotension In secondary ... due to increased ADH ... Hyperkalemia is ... Causes of Secondary ... Diagnosis #Management #Endocrinology
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
(steatorrhea) Renal ... inappropriate antidiuretic hormone ... Hyperparathyroidism - Hypercalcemic ... - Primary or secondary ... Causes #diagnosis #differential
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
body water in comparison ... osmolality helps to differentiate ... hyponatremia in renal ... anti-diuretic hormone ... sodium in the renal
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
steatorrhea) • Renal ... inappropriate antidiuretic hormone ... Hyperparathyroidism, Hypercalcemic ... states, Primary or secondary ... Hypomagnesemia #Causes #differential