21 results
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... #bradycardia #Causes ... #differential #diagnosis ... #infectiousdiseases ... #table #NonInfectious
Tick Borne Illnesses
 • Lyme (Borrelia)
 • Babesiosis (Babesia)
 • Human Monocytic Ehrlichiosis (Ehrlichia)
 • Human
Mountain Spotted Fever ... #differential #diagnosis ... #comparison #table ... #infectiousdiseases
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
confusion and fever ... This is relapsing fever ... Syndrome: 3d of fever ... Fever recurs over ... The table below
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... - Headache, fever ... #rheumatology #comparison ... #table
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... ARDS to explain symptoms ... • Fever and hypotension ... pulmonary edema) • Fever ... #comparison #table
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... Self-limiting, chronic but stable ... General: fever, ... syndrome: ACUTE, fever ... presentation with fever
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Constitutional symptoms ... factor • May cause ... #differential #diagnosis ... #infectiousdiseases
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
, fever, inccreased ... ) • Headache, fever ... • Caused by immune ... Meningitis: • Fever ... #Tuberculosis #diagnosis
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... Clinical features: Fever ... Clinical features: Fever ... #Endocarditis #comparison ... #table
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... • Headache • Fever ... influenzae Symptoms ... meningeal signs (fever ... #neurology #meningitis