Pathology Playground: Crowd Unknowns

Below are pathology unknowns cases in which you can order immunostains and molecular studies. Choose your case, and when presented with a text box, begin typing the immuno or other study you'd like, and select it from the Autocomplete list. Enter your diagnosis to see if you're correct and see a presentation. If you want to upload your own cases, Login at the top right and go to the Dashboard. Watch a Youtube video on how to use the site and upload your own cases here.

tag: cns

Posterior fossa tumor

13 yo M 6.5 cm heterogeneous enhancing posterior fossa mass

Submitted by: Dr. double B

Tonic-clonic seizures

Patient with a history of a new onset tonic-clonic seizures with a parasagital extra-axial right mass in the CNS.

Submitted by: Flavio Luis Dantas Portela

Frontal tumor

61 yo M with frontoparietal lesion likely meningioma

Submitted by: Dr. double B

Cerebellar mass

33 yo M with headaches, cerebellar mass

Submitted by: Dr. double B

Temporal mass

24 y/o M with new-onset headaches, temporal mass

Submitted by: Dr. double B

Spinal tumor

60 yo M with neurological symptoms, multiple spinal lesions

Submitted by: Dr. double B

Brain mass

77 yo M, ICH and mass, could be primary or met per radiology. No systemic disease (careful with the name, use WHO considering the location)

Submitted by: Dr. double B

Frontal mass

70 yo F with neuropsychiatric symptoms, MRI showed necrotic frontal mass

Submitted by: Dr. double B