60 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Syndrome Definition ... Differential Diagnosis ... polyangiitis) - ANCA-negative ... #differential #diagnosis
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... • Normal or negative ... pg/ml EKG: • Negative ... respiratory distress syndrome ... #differential #diagnosis
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... hemoptysis, diarrhea Diagnosis ... first line of treatment ... #microbiology #diagnosis ... #infectiousdiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
- Differential Diagnosis ... SAPHO, Sweet's Syndrome ... Auto-Inflammatory: SAPHO syndrome ... #Differential #Diagnosis ... #InfectiousDiseases
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
- Differential Diagnosis ... Neurologic Anomaly • Pulmonary ... Sudden Infant Death Syndrome ... ): • Autopsy negative ... #Differential #Diagnosis
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
Cardiopulmonary Syndrome ... +/- diarrhea Diagnosis ... • Autopsy PCR Treatment ... #management #treatment ... #microbiology #infectiousdiseases
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Tularemia - Diagnosis ... fastidious gram-negative ... Culture & GS, PCR Treatment ... #management #treatment ... #infectiousdiseases
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... fusiform gram-negative ... Treatment: • 50% ... microbiology #zoonotic #infectiousdiseases ... #treatment
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
testing (TST) False-negative ... because false-negative ... sample = 95% • A negative ... used to exclude pulmonary ... LatentTB #ActiveTB #InfectiousDiseases
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
spread of the Gram-negative ... Laboratory Diagnosis ... Arthritis-Dermatitis syndrome ... Purulent Arthritis Syndrome ... #Microbiology #InfectiousDiseases