15 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 ... Borne #Illnesses #differential ... #diagnosis #comparison ... #table #infectiousdiseases
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
initiation of smoking; Fever ... brown sputum, fever ... Travel hx, food hx; Fever ... #diagnosis #comparison ... #table #eosinophilia
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... infectiosum • Fever ... acute rheumatic fever ... #table #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • Fever, weight ... Abdominal pain, chronic ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... symptoms - Headache, fever ... Atopic diseases, Chronic ... #rheumatology #comparison ... #table
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Differentials? ... tubular acidosis/Chronic ... Anxiety, pain, fever ... Diagnosis #Summary #Nephrology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... : • 80% have fever ... decubitus - air fluid level ... Intervention: - Fevers
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Clinical features: Fever ... Clinical features: Fever ... in up to 30% of cases ... #Endocarditis #comparison ... Marantic #diagnosis #table
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Red Flags: • Fever ... blood test • Serology ... #dermatology #physicalexam