29 results
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
: Viral PCP Mycoplasma ... pneumonia. ... This was a PCP-infection ... #Clinical #Radiology ... #PJP #RadiologyAssistant
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
+/- diarrhea Diagnosis ... • Hantavirus PCR ... • Autopsy PCR ... Treatment: • ... #microbiology #
On the left an immunocompromised patient with PCP.
The CT findings are diffuse ground-glass opacification.
The findings are
not specific for PCP ... clinical setting PCP ... the most likely diagnosis ... #Pneumocystis #Pneumonia ... #RadiologyAssistant
Causes of Acute Pharyngitis
• 200 visits per year per 1000 people
   - i.e. 400
visits/year for a PCP ... - 11 million diagnoses ... , mycoplasrna pneumoniae ... #differential #diagnosis ... #microbiology
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
United States • Pneumonic ... Culture & GS, PCR ... Treatment: ... #management #treatment ... infectiousdiseases #microbiology
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
hemoptysis, diarrhea Diagnosis ... antibody test • PCR ... first line of treatment ... Chlamydia #psittaci #microbiology ... #diagnosis #management
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... the differential diagnosis ... respond to the treatment ... #Diagnosis #Radiology ... Differential #Table #RadiologyAssistant
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
CNS infection Diagnosis ... Gastroenteritis) • PCR ... Monocytogenes #diagnosis ... infectiousdiseases #treatment ... #microbiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
CNS infection Diagnosis ... Gastroenteritis) • PCR ... Monocytogenes #diagnosis ... infectiousdiseases #treatment ... #microbiology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
Meningitis (13%), Pneumonia ... Cholecystitis Diagnosis ... specificity of PCR ... Treatment: • 50% ... Capnocytophaga #canimorsus #microbiology