The Quanundrum of Post-Concussion Syndrome

X-Ray Concussion of the BrainAlthough there is much confusion in the literature regarding what is post-concussion syndrome, a picture is beginning to emerge, which provides clarity as to our understanding of its seemingly confusing presentation.

In our latest Newsletter, “Post-Concussion Syndrome-Adults,” we present a comprehensive analysis of this subject.  The following blog article is meant only to touch on some of the aspects of this complex subject.  You can also sign up here to receive our Forensic Science Newsletter by email.

Continue reading The Quanundrum of Post-Concussion Syndrome

What is Gunshot Residue?

gunshot residueWhat is gunshot residue, and how does it help investigators understand crime scenes?

Our most recent Newsletter “Gunshot Residue Analysis” provides a detailed analysis of the topic while the following blog article provides a cursory review of the topic.  You can also sign up here to receive our Forensic Science Newsletter by email.

Gunshot residue – often abbrevieated as GSR – is the material that is deposited on the hands or clothing of someone who has:

  • Discharged a firearm.
  • Was near a firearm as it was discharged.
  • Handled a recently discharged firearm.
  • Touched an object that was handled by a person who has discharged a firearm.

In addition, GSR may be present on an entrance or exit wound, or on materials that were targeted by a firearm. Continue reading What is Gunshot Residue?

Trichloroethylene and Pancreatic Cancer

Pancreatic cancerForensic Science Newsletter

Forensic Pathology

This Forensic Science Newsletter will be devoted to the development of pancreatic cancer following long term exposure to trichloroethylene, tetrachloroethylene and their stabilizers.  Pancreatic carcinoma is the fourth most common cause of death due to cancer and is second only to Glioblastoma (type of Brain cancer) in lethality.  The 5-year survival rate is less than 5%.

Trichloroethylene and Pancreatic Cancer

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