9 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... CT • Central GGO ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Blood cultures are positive ... Cerebral > Splenic, pulmonary ... nodes • Roth’s spots ... diagnosis #management #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... Culture Positive ... Cerebral > Splenic, Pulmonary ... nodes • Roth’s spots ... hematuria, + RF Treatment
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
to be in ADHF starts ... Signs of poor perfusion ... Signs of congestion ... with presence of pulmonary ... the determined cause
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
left decubitus position ... Obstructive lung ... The following signs ... After treatment ... #Clinical #Radiology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
has five major clinical ... Inhalation of spores ... change in the lungs ... arthritis, and endocarditis ... infection have positive
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Pertinent positives ... Vital signs: BP ... This patient’s clinical ... #Radiology #CTChest ... #Lung #Pulmonary
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
of prior silent pulmonary ... organism (soap bubble sign ... present in only half ... Standard treatment ... #radiology