34 results
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
• Malaria • Leptospirosis ... CLINICAL UTILITY ... help hone your differential ... Dissociation #diagnosis #differential ... #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Legionella: • Nausea ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... #NonResolving #Pneumonia ... #differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary ... Returning #Traveler #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... • Leptospirosis ... • Malaria • Leptospirosis ... #Patterns #Differential
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Pharyngotonsillitis, scarlet fever ... Pharyngoconjunctival fever ... IDSA #diagnosis #differential ... #causes #bacteria ... #microbiology
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... non-productive cough, nausea ... failure • Severe pulmonary ... Epidemiologic exposure + clinical ... #Leptospira #microbiology
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... deep breathing Pulmonary ... Asthma • COPD • Pneumonia ... • Temperature/FEVER ... Tachypnea #Hyperpnea #Differential
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... healthy pt with fever ... Differential Bilat ... /lung sliding: Pulmonary ... #Lung #POCUS #clinical
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Clinical manifestations ... cough, dyspnea, fever ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary