CC: Chronic Constipation x 5 years

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Increased Calcium and PO4

Serum PO4

Decreased

Alk Phosphate

Normal to high

Serum PTH

Elevated

Secondary hyperparathyroidism

Primary hyperparathyroidism

Low to normal, consider...

Granulomatous disease: sarcoidosis, TB

Multiple Endocrine Neoplasia (MEN)

Metastatic tumors (hypercalcemia of malignancy)

CC: Chronic Constipation x 5 years

Imaging

Neck US

Possible parathyroid adenoma

DEXA scan

Low bone density

X-ray

EKG

Absent p waves

Short QT interval

Tall and peaked T waves

Colonoscopy

Management

+/- Biphosphonates

Laxatives prn

Calcitonin

Estrogen

Demographics

Female

48 y/o

Labs

Calcium: elevated

Recheck

11.2 mg/dL (elevated)

Renal function

TSH

Normal

FHx

Both parents with HTN

PMHx

Screen for depression

Tobacco use

HTN

Managed with Metoprolol