150 results
Plasmodium vivax on peripheral smear
A college student presents w/ headache, fever, chills. Returned 2 days ago
Plasmodium vivax ... presents w/ headache, fever ... University Infectious Diseases ... PlasmodiumVivax #pvivax ... #smear #blood #clinical
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Rickettsial diseases ... Intermittent tertian: P. vivax ... • Crohn disease ... • Behcet disease ... Non-Infectious Causes
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
normocytic RBCs (vivax ... P. falciparum causes ... human malaria cases ... #peripheral #clinical ... #microscopy #microbiology
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... most common) Clinical ... to rnonths • Fever ... , hemoptysis Treatment ... Diagnosis #Pulmonary #Clinical
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
Fever vs Hyperthermia ... Fever: • Regulated ... production • Treatment ... rapidly fatal • Causes ... #Hyperthermia #comparison
Common Biliary Diseases seen in the Emergency Room - Comparison Table:

Clinical Features, Labs, Imaging and Treatment

#Diagnosis
Common Biliary Diseases ... Emergency Room - Comparison ... Table: Clinical ... Labs, Imaging and Treatment ... Table #Approach #Comparison
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
Clinical Manifestations ... Mononucleosis-like disease ... virus 7 HHV-7 Fever ... #Viruses #HHV #Microbiology ... #Diagnosis #Comparison
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
barns and lake houses ... • Prodrome: fever ... • Autopsy PCR Treatment ... diagnosis #management #treatment ... #microbiology #
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... symptoms - Headache, fever ... , fatigue, Nausea ... #rheumatology #comparison
Multi-System Inflammatory Syndrome in Children (MIS-C) vs. Kawasaki Disease
CDC Case Definition for MIS-C;
 • < 21
Kawasaki Disease ... CDC Case Definition ... years old with fever ... other reasons for disease ... MISC #Kawasaki #Comparison