29 results
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Faget Sign - Pulse-Temperature ... Bradycardia • Infectious ... • Non-Infectious ... , CNS lesions, Lymphomas ... #bradycardia #differential
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Faget's Sign & Liebermeister's ... INCREASES 8-10 BPM INFECTIOUS ... Beta Blockers • CNS ... the most likely infection ... #Fagets #Sign #Pulse
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... , Non-infectious ... : ß-blockers, CNS ... #differential # ... infectiousdiseases #table
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... : Fever, headache ... Demyelinating disease caused ... #Infections #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Causes: • Still's ... falls (like a wave ... Brucellosis Faget's Sign ... #Patterns #Differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... Returning #Traveler #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... hypertension - CNS ... infection: fever ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
, wt loss; CV, CNS ... , skin • Infectious ... Fungal, parasites; Travel ... Diseases #pulmonary #differential ... diagnosis #comparison #table
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... ) • Systemic symptoms ... , fever, myalgia ... brain lesion • CNS ... infection (e.g.
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... • Headache • Fever ... Acute meningeal signs ... (fever, nuchal ... #Infections #differential