10 results
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... Evaluation Serum ... dihydroxyvitamin D can help differentiate ... Hyperparathyroidism #Diagnosis #Endocrinology ... #Differential
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - ... Differential Diagnosis ... long-standing secondary ... #Differential # ... Diagnosis #Algorithm #Endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... BrighamChiefs #Hypercalcemia ... #workup #differential ... #diagnosis #endocrinology ... calcium #elevated #evaluation
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
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... hyponatremia, hyperkalemia ... baseline ACTH - Secondary ... Insufficiency #Differential ... Diagnosis #Algorithm #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... High PTH • Secondary ... Poisoning #Hypocalcemia ... #Differential # ... Algorithm #Phosphate #endocrinology
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
, Histoplasma, Fusarium ... Other Positives: Fusarium ... BAL GM does not differentiate ... Fungal #Biomarkers #BetaDGlucan ... Galactomannan #diagnosis #comparison
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Hypertension - Workup and Differential ... Approach (when evaluation ... Vasculitis • Endocrinologic ... Hyperthyroidism, Hypercalcemia
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
thyroiditis Secondary ... ↑ T3 - Mild hypercalcemia ... causes #diagnosis #differential ... #endocrinology
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
Causes of Hypocalcemia ... severe illness - Secondary ... Renal disease - Secondary ... #Causes #Differential ... #Diagnosis #Endocrinology