TWiP 173: Rose colored spots

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

The podcastellani hosts solve the case of the Sailor With Dysentery, and reveal the first virus discovered in Plasmodium species.

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Case Study for TWiP 173

Successful individual in NY area with 9 months of epigastric pain. Did upper endoscopy, saw in stomach several small mobile white serpiginous moving objects. 2.8 mm. Seem to be trying to burrow into gastric mucosa. One grabbed and sent to lab. History: curious habit of curing his own protein sources. 

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 172: A painless lesion

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

The metacyclic TWiPomastigotes solve the case of the Child With a Painless Leg Lesion, and reveal how to kill mosquitoes with a genetically modified fungus.

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Case Study for TWiP 172

Retired US Navy physician, lives aboard his sailboat, just finished doing remote medical volunteer work in C. America. In DR when has sudden onset of dull prog worsening epigastric lower abdominal pain. Over next 12 hr intensifies, near tears, went to local medical center. Admitted, given IV, probiotics. Febrile, elevated WBC 20,000, platelets low, white counts left shift. Initially some constipation, then diarrhea with some blood. Discharged without diagnosis; still fever and chills; rash rose colored spots on torso. Daniel gets involved; 3 day course of azithromycin, symptoms continue; then metronidazole, feels better, fever, pain, symptoms resolve. Wife is ok. Three men working on his boat, one had bloody diarrhea before the patient did. Keeps a bowl of nuts around.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 171: Better than a sharp stick in the eye

Daniel Griffin and Dickson Despommier

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

The Leishmaniacs solve the case of the Child With Band Keratopathy, and reveal a eukaryotic parasite with functional mitochondria but without mitochondrial genomes.

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Case Study for TWiP 171

By boat to remote village, young boy (<10) brought in by Mother, concerned about painless ulcer on leg. Hard nodular border, 2-3 cm. Originally seen by floating doctors a few months before, now back as ulcer is not healing. Non-tender, there is an area of hard, different color skin that surrounds lesion. Some nodularity, clean lesion, no undermining.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 170: A worm’s eye view

The TWiPlicates solve the case of the Child With Retinal Granuloma, and discuss an association of the complement protein collectin-11 with the pathophysiology of Chagas disease.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 170

3 yo girl, same context: mobile clinic in Bocas del Toro archipelago. Small village on remote island. Initially had red eye, rubbing a lot, mother noticed she seemed to have vision loss. On exam ophthalmologist did fundoscopic exam, sees band keratopathy, calcium on the cornea, and outer retinal punctate lesions.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 169: What goes on in the snail

The TriTWiPomonads solve the case of the Child Who Passed a Worm, and reveal recombination between bovine and human schistosome species.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Download TWiP #169 (49 MB .mp3, 81 minutes)
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Case Study for TWiP 169

9 yo boy brought into mobile clinic set up in small village Bocas del Toro archipelago. Initially had red painful eye a few months ago, lasted 1-2 weeks. Eye no longer red but has issues with vision in the eye. On eye exam, some peripheral vision, but no sharp clear vision. Notes retinal retraction, seems quiet granuloma over macula of affected eye.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 168: Kleptoparasitism and the stercoraceous souvenir

nurse cell

The Giardians of the Galaxy solve the case of the Woman With a Colonic Stowaway from Hispaniola, and discuss activation of intestinal tuft cells by Trichinella spiralis.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 168

18 month old child, on medical mission for previous year with older sibling and 2 parents. Back in US for 2-3 months, just as leaving remote location were given dose of allbendazole. Call comes to Mom, child is at child care and has passed something. It is serpiginous, 5-6 inches in length, moving a bit. Not flat, but round. Child otherwise fine.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 167: The constipated mathematician

The Tremendous Trio solve the case of the Woman With Steatorrhea, and reveal breakdown of the glycocalyx associated with severe and fatal malaria.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 167

Woman 30 yo, traveled to DR, went to tourist part. On return for yearly physical, asked about her chronic constipation. She said does not have it any more, has normal bowel habits. A few weeks after her return this occurred. Primary care doc was intrigued, sent off some tests. Found Entamoeba hartmanni. What might the doc have done? What were the consequences of infection?

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 166: From remote locations

The Podfessors solve the case of the Teenager With Swollen Scrotum, and continue the story arc of Daniel’s favorite cells, B-1 cells, and their association with protective immune responses in human Chagas disease.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 166

Recent consult from gastroenterologist. 61 yo woman on trip to Thailand, Cambodia for a few weeks. Developed diarrhea, took azithromycin, 3 days. Diarrhea continued, back in states now ongoing a few weeks. Left lower abdominal pain, bloated, gassy, loose stools, stick and foul smelling. Not sexually active, but is relevant. Not restrictive in what she ate. Drank bottled water. Did not eat raw items.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 165: The sound of crackles

Leishmania extracellular vesicles

The TWiP team solves the case of the Four Year Old with Fever, Headache, and Cough, and discuss the release of extracellular vesicles from Leishmania amazonensis that manipulate the host immune response.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 165

Still in Uganda. Young boy came from a distance to see Daniel, teenager with large swelling in scrotum, left side, 4-6 cm diameter, superior to testicle. Not only young man in area with similar problem. Daniel asked, are there people with large swollen legs? He said yes, my brothers wife, left leg is large, swollen, irregularity. Nontender. Can be transilluminated, and it glows.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

TWiP 164: Surf n’ perf

The TWiP legends solve the case of Surfer Sans Septum, and discuss how two symbiotic bacteria in the tsetse fly might allow colonization with Trypanosoma brucei.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 164

Welcome to Uganda. Mother brings in 4 yo female child, end of rainy season, concerned that has one day of fever, headache, cough. On exam looks ill, unremarkable except rapid heart rate, localized crackles in right lower lung. Several children in family. Spends day swimming in local stream. Take care of animals. Help gather drinking water in morning. Live in dirt floor home, thatch roof, with animals around. Saw many others with same problem. What tests do you want to do?

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

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