PPID Journal
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PPID Journal
@ppidjournal.bsky.social
Infectious Disease Journal for everyday physicians. Written by practicing doctors with articles focusing on clinical practice. #IDSky #MedSky

https://www.ppidjournal.com
October 14, 2025 at 1:13 PM
October 11, 2025 at 8:42 PM
#IDsky
New case report: Strep canis bacteremia in a COVID19 patient - a rare zoonotic infection with potential serious implications.
Streptococcus canis Bacteremia in a Patient Co-Infected with COVID-19: A Case Report - Private Practice Infectious Disease
Streptococcus canis, primarily recognized as a commensal pathogen in animals, has emerged as a potential cause of human infections, including bacteremia. We present a case of S. canis bacteremia in…
www.ppidjournal.com
October 5, 2025 at 1:02 PM
#IDsky
56 yo retired Desert Storm veteran p/w 1 month of fevers, 2 wks of headaches, 4 d of floaters & progressive loss of central vision. Hx of fostering dogs🐕 & 🐈. Fundoscopic exam: optic nerve disc edema w/ blurred disc margins. How would you tx? *click👇

www.ppidjournal.com/doi10-55636-...
October 5, 2025 at 1:02 PM
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Curious about the differences between FMTs for recurrent C. Diff? Which therapy suits your patient best? Explore the 4 options: Rebyota, Vowst, VE303, and CP101 here. www.ppidjournal.com/doi10-55636-...
October 3, 2025 at 1:03 PM
#IDsky
Do you know the faux pas of an ID consultation? Don’t make these mistakes!
Here are 8 steps to a successful ID consultation

www.ppidjournal.com/doi10-55636-...
The Art and Science of Infectious Disease Consultation - Private Practice Infectious Disease
Infectious disease is a cognitive specialty, procedurally represented by the consultation. Done correctly, a consultation is a powerful tool that can change physician behavior, strengthen critical relationships,...
www.ppidjournal.com
October 2, 2025 at 2:53 PM
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22 yo man w/ PMH bicuspid aortic valve & recent dental work presents with fever, myalgias and Strep gordonii bacteremia. Echo shows this ⬇️. What is the diagnosis? *Click here to find out*
www.ppidjournal.com/doi10-55636-...
June 28, 2025 at 1:01 PM
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50 yo man with poorly controlled DM, HTN p/w Group B strep bacteremia and the below findings. What is the diagnosis? *Click here to find out*
www.ppidjournal.com/doi10-55636-...
June 27, 2025 at 1:03 PM
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Read this fascinating case of myopericarditis caused by Salmonella! Pt presented with chest pain, fever, diffuse ST elevation on EKG, and trop elevation with diffuse enhancement of cardiac wall with myocardial edema.
www.ppidjournal.com/doi10-55636-...
A Rare Case of Salmonella Myopericarditis in an Athlete: Diagnosis by Stool Polymerase Chain Reaction (PCR) - Private Practice Infectious Disease
Introduction Myocarditis, a potentially life-threatening disease characterized by inflammatory infiltration of the myocardium and/or degeneration of myocardial tissue, has many potential infectious...
www.ppidjournal.com
June 26, 2025 at 3:08 PM
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Read this fascinating case of myopericarditis caused by Salmonella! Pt presented with chest pain, fever, diffuse ST elevation on EKG, and trop elevation with diffuse enhancement of cardiac wall with myocardial edema.
www.ppidjournal.com/doi10-55636-...
A Rare Case of Salmonella Myopericarditis in an Athlete: Diagnosis by Stool Polymerase Chain Reaction (PCR) - Private Practice Infectious Disease
Introduction Myocarditis, a potentially life-threatening disease characterized by inflammatory infiltration of the myocardium and/or degeneration of myocardial tissue, has many potential infectious...
www.ppidjournal.com
June 26, 2025 at 3:07 PM
#IDsky
Which pts undergoing abdominal surgery should receive empiric anti-fungal therapy?
A. Any abdominal surgery
B. Septic shock
C. Pts w/ recent abdominal surgery & recurrent gastrointestinal perforations/anastomotic leakages
D. Pts w/hx of prior abx exposure

www.ppidjournal.com/quiz/candida/
Board Review | Candida
In which patient population undergoing abdominal surgery, should empiric anti-fungal therapy be given? A) Any abdominal surgery B) Septic shock C) Patients with recent abdominal surgery and recurrent ...
www.ppidjournal.com
April 19, 2025 at 3:37 PM
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Severe malaria meets sickle cell anemia: A complex case where P. Falciparum & ACS challenge both dx & treatment. Successful recovery with artesunate & RBC exchange transfusion highlight importance of timing concurrent prompt management! www.ppidjournal.com/doi10-55636-...
March 31, 2025 at 12:01 PM
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68 yo PWH on biktarvy, CD4 650, undetectable VL, recent dx of bladder cancer, bilateral nephrostomies, p/w PURPLE urine (see picture). Why is the urine purple? *click to find out*

www.ppidjournal.com/quiz/march-2...
March 30, 2025 at 12:01 PM
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48 yo man p/w fever, chills, malaise, jaundice, throat swelling, & exudative pharyngitis. AST 299, ALT 528, Bili 8.3. Read about this interesting case of primary EBV hepatitis & how early intervention made the difference! *click to read* www.ppidjournal.com/doi10-55636-...
March 29, 2025 at 3:27 PM
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73 yo man p/w chronic oral lesions, odynophagia, mildly enlarged cervical LAD, 20 lb weight loss and RUL nodule. What is the diagnosis and how did he do? *Click to find out*
www.ppidjournal.com/doi10-55636-...
March 22, 2025 at 12:00 PM
#IDBoardReview
75 yo woman w/ PMH HTN, DM p/w 4d abd pain, f/c, n/v/diarrhea after eating raw crab 48 hours earlier. Blood cx grows out GNRs, what is dx?
A. Enteropathogenic E. coli
B. Haemophilus influenza
C. Vibrio cholera non-O1/non-O139 strain
D. PsAR

www.ppidjournal.com/quiz/vibrio/
March 21, 2025 at 12:00 PM
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35 yo man p/w painless ulcer in R groin following unprotected sex 1 wk prior w/new partner. Pt w/ hx syphilis 5y ago. FTA Ab+, RPR-. What next?
A. - RPR, no need to tx
B. Tx empirically, rpt RPR in 4 wks
C. 👀 for alternative dx
D. B & C
www.ppidjournal.com/quiz/syphilis/
March 20, 2025 at 12:00 PM
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49 yo woman with PMH relapsed multiple myeloma tx with Isatuximab, pomalyst, & dex p/w 3 d of fever, AMS, dense LLL pna . What is the dx?
A. HSV pna
B. Bacterial pna w/encapsulated org
C. Reactivation TB
D. Aspergillosis

www.ppidjournal.com/quiz/multipl...
Board Review | Multiple Myeloma
1. 49 yo woman with PMH relapsed refractory IgG Lamba Multiple Myeloma, most recently treated with Isatuximab, Pomalyst, dexamethasone presents to the hospital with 3 days of altered mental status,…
www.ppidjournal.com
March 19, 2025 at 12:00 PM
60 yo patient with PMH schizoaffective disorder p/w hypertrophic growths on hands and feet. WBC 6.4, 6.6% eos. What is the diagnosis and how would you treat this patient? *click to take the quiz*

www.ppidjournal.com/quiz/decembe...
March 18, 2025 at 12:00 PM
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What levels are abnormal in specific antibody deficiency?
A. Quantitative immunoglobulins
B. IgG subsets
C. Response to protein based vaccine
D. Response to conjugate vaccines
E. Response to polysaccharide antigens
Board Review | Specific Antibody Deficiency
1. What levels are abnormal in specific antibody deficiency? A. Quantitative immunoglobulins B. IgG subsets C. Response to protein based vaccine D. Response to conjugate vaccinesE. Response to polysaccharide...
www.ppidjournal.com
March 17, 2025 at 12:00 PM
#BoardReview
Which is NOT a criteria for PJI dx according to 2013 IDSA guidelines?
A. Sinus tract w/ prosthesis
B. ⬆️ WBC w/ ⬆️ PMNs w/in synovial fluid (3K w/80% PMNs)
C. + pus near prosthesis intraop
D. ≥2 +cx w/ same org (pre-/intraop)
Board Review | Prosthetic Joint Infections
1. Which of the following is NOT a diagnostic criterion for the definition of PJI according to the IDSA guidelines (2013)? Sinus tract communicating with the prosthesis Elevated WBC with high predominance...
www.ppidjournal.com
March 16, 2025 at 12:00 PM
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#Mycobacterium
Test your ID knowledge w/ our ID Board Review❓ Bank!
Which of the following is NOT a recognized subspecies of M. abscessus?
A. abscessus
B. bolletii
C. massiliense
D. chelonae
*click here*
Mycobacterium Abscessus - Private Practice Infectious Disease
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March 15, 2025 at 12:00 PM
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#Measles
Test your ID knowledge w/ our ID Board Review❓ Bank!
People born before what yr are considered to be immune to measles due to the likelihood of natural infection prior to widespread vaccination?

A) 1957
B) 1963
C) 1970
D) 1980
Measles - Private Practice Infectious Disease
Correct Answer:\u00a0 A) 1957People born before 1957 are often assumed to be immune to measles. This assumption is based on the high likelihood that they were exposed to the measles virus naturally,…
buff.ly
March 14, 2025 at 12:00 PM
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#Immunodeficiency
Test your ID knowledge with our ID Board Review Question Bank!
Which of the following antibody concentrations must be normal to qualify for dx of IgG subclass deficiency?
A. IgA
B. IgM
C. IgG
D. IgE
IgG Subclass Deficiency - Private Practice Infectious Disease
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March 13, 2025 at 12:00 PM