12 results
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Hyperparathyroidism • Hypercalcemia ... MultipleEndocrineNeoplasia #Differential ... #Endocrinology ... #Classification
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... - Hypokalemia ... Hypomagnesemia #Differential ... Magnesium #Table #Classification ... #Causes #Workup
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 ... hypocalciuric hypercalcemia ... Renal failure, acute ... Jansen disease #Hypercalcemia ... #Causes #Differential
Causes of Hypercalcemia due to increased Vitamin D levels
 • The BIG 3:
Causes of Hypercalcemia ... Crohn's disease, Acute ... Genetic: Williams syndrome ... jamiekwillows #Hypercalcemia ... #diagnosis #endocrinology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Tachycardia - N/V - Abdominal ... • LDH ↑ • Hyperkalemia ... Hyperphosphatemia • Hypocalcemia ... /Late - Hypercalcemia ... Dialysis for severe hyperkalemia
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... (AKI) - Differential ... Distributive Shock, HRS, Hypercalcemia ... Artery Stenosis, Abdominal ... Compartment Syndrome
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Acute Kidney Injury ... Cancer Related • Hypercalcemia ... malignancies Treatment ... Cancer #Oncology #Differential ... #Diagnosis #Classification
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential ... disorders including hypokalemia ... Vasculitis • Endocrinologic ... Hyperthyroidism, Hypercalcemia
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... potentially be an acute ... aneurysms • Acute ... porphyria • Hypercalcemia ... Chronic #Causes #Differential
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
↑ T3 - Mild hypercalcemia ... ↑ AST/ALT • Treatment ... fibrillation/flutter • Abdominal ... causes #diagnosis #differential ... #endocrinology