36 results
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 ... hormone–independent Renal ... Hypercalcemia #Causes ... #Differential # ... Diagnosis #Endocrinology
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, Differential ... - Nephrotic syndrome ... Drugs - SIADH Renal ... #Diagnosis #Table ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mg wasting syndromes ... - Hungry bones syndrome ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... Classification #Causes
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... • Refeeding Syndrome ... Increased Excretion - Renal ... Diagnosis #Algorithm #endocrinology ... #causes
DPP-4 Inhibitors - Pharmacology Summary
Mechanisms of Action: Inhibits DPP-4 (dipeptidyl peptidase 4), which normally inactivates GLP-1
4 Inhibitors - Pharmacology ... Toxicities: • Joint ... not definitively cause ... DPP4 #Inhibitors #Pharmacology ... DM2 #diabetes #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Pseudohyperparathyroidism, Renal ... calcium)-alkali syndrome ... #differential # ... calcium #high #endocrinology
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
by Mechanism Renal ... - Tumor lysis syndrome ... Hypermagnesemia #Differential ... High #Magnesium #Table ... #Causes #Management
Principal Causes of Generalized Edema - History, Physical Examination, and Laboratory Findings 

Cardiac, Hepatic, Renal (ARF),
Principal Causes ... Cardiac, Hepatic, Renal ... Syndrome) #Edema ... Anasarca #Diagnosis #Differential ... #Table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Hypertension #Differential ... Screening #Workup #table
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... - Ramsay Hunt syndrome ... Temporomandibular joint ... syndromeDental ... • Dental infections