11 results
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Amenorrhea - Differential ... positive progesterone challenge ... Radiation • Infection ... #Differential #
Co-occurrence of Lung-Brain Infections
When we hear a patient w/ co-occurrence of lung-brain infection, Nocardia seems to
Infections When ... infection, Nocardia ... thought, but the Ddx ... Tuberculosis • Endocarditis ... #Brain #Differential
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
are caused by members ... Endophthalmitis, Endocarditis ... angle branching • Ddx ... considered in certain cases ... treatment #fungal #infectiousdiseases
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Differential Diagnosis ... for Concurrent Brain ... phenomena from endocarditis ... @ID_fellows #Brain ... #Diagnosis #causes
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
phenomena from endocarditis ... #Lung #Infections ... #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
phenomena from endocarditis ... #Lung #Infections ... #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess - Differential ... antibiotics as a cause ... negative culture Brain ... #Diagnosis #InfectiousDiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Culture-Negative Infective Endocarditis ... but important causes ... Negative #Infective #Endocarditis ... #diagnosis #differential ... #workup #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Glomerulonephritis DDX ... Septic emboli cause ... #Differential # ... Diagnosis #cardiology #infectiousdiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Disseminated Infections ... nonspecific • DX ... • Sinusitis • Brain ... arthritis, and endocarditis ... ) #Mycoses #InfectiousDiseases