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==Overview==
==Overview==
The laboratory findings associated with lung cancer are the following: neutropenia, hyponatremia, hypokalemia, hypercalcemia, respiratory acidosis, hypercarbia, hypoxia, and tumor cells in sputum and pleural effusion cytology.
The laboratory findings associated with lung cancer are the following: [[neutropenia]], [[hyponatremia]], [[hypokalemia]], [[hypercalcemia]], [[respiratory acidosis]], [[hypercarbia]], [[hypoxia]], and tumor cells in sputum and pleural effusion cytology.


==Tests==
==Tests==
*CBC
*CBC
:*Neutropenia in patients with a recent history of chemotherapy
:*[[Neutropenia]] in patients with a recent history of chemotherapy
*Serum electrolytes
*Serum electrolytes
:*Hyponatremia from Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)
:*[[Hyponatremia]] from Syndrome of Inappropriate Antidiuretic Hormone Secretion ([[SIADH]])
:*Hypokalemia from Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)
:*[[Hypokalemia]] from Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)
 
*[[Hypercalcemia]] with normal PTH levels from [[squamous cell carcinoma]] (from secretion of parathyroid hormone-related peptide (PTH-rP))
*Hypercalcemia with normal PTH levels from Squamous Cell Carcinoma (from secretion of parathyroid hormone-related peptide (PTH-rP))


*ABG
*ABG
:*Respiratory acidosis from respiratory failure
:*[[Respiratory acidosis]] from respiratory failure
:*Hypercarbia from respiratory failure
:*[[Hypercarbia]] from respiratory failure
:*Hypoxia from respiratory failure
:*[[Hypoxia]] from respiratory failure
*Sputum cytology  
*Sputum cytology  
:*Sputum cytology demonstrates tumor cells  
:*Sputum cytology demonstrates tumor cells  
*Needle thoracentesis
*Needle thoracentesis
:*Pleural effusion cytology demonstrates tumor cells
:*[[Pleural effusion]] cytology demonstrates tumor cells


==References==
==References==

Revision as of 19:18, 22 July 2015

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Saarah T. Alkhairy, M.D.

Overview

The laboratory findings associated with lung cancer are the following: neutropenia, hyponatremia, hypokalemia, hypercalcemia, respiratory acidosis, hypercarbia, hypoxia, and tumor cells in sputum and pleural effusion cytology.

Tests

  • CBC
  • Neutropenia in patients with a recent history of chemotherapy
  • Serum electrolytes
  • Hyponatremia from Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)
  • Hypokalemia from Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH)
  • ABG
  • Sputum cytology
  • Sputum cytology demonstrates tumor cells
  • Needle thoracentesis

References

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