17 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... , amyloidosis, sarcoidosis ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
Sarcoidosis Stage ... 4 - Fibrosis Pulmonary ... chylothorax, and pulmonary ... Stages #Staging #Signs ... #Symptoms #Summary
Common organ involvements and symptoms in Sarcoidosis
Lung 89-99% - Cough, dyspnoea, wheezing and stridor
Skin 16-32% -
in Sarcoidosis ... Lung 89-99% - Cough ... Liver 12-20% - Abdominal ... Spleen 5-10% - Abdominal ... #diagnosis #signs
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... GPA, lipoid pna, sarcoidosis ... Reverse #Halo #Sign ... #CT #Lung #Pulmonary
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Galaxy Sign on Chest ... CT • Coalescent ... nodules • DDx: Sarcoidosis ... .2016.12.033 #Galaxy #Sign ... #CT #Lung #Pulmonary
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... sub-acute HP, sarcoidosis ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
infiltrate (e.g., CXR, CT ... , ultrasound) - ... procalcitonin) - Pulmonary ... symptoms (e.g., ... chest pain) and signs
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Paving on Chest CT ... mucinous adeno Ca, sarcoidosis ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Adrenals: • Lung ... vomiting • Fatigue Signs ... Cortisol Deficiency: Signs ... Reduced libido • Signs ... endocrinology #diagnosis #signs
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
compromise Clinical Signs ... /Symptoms: • Usually ... be present or signs ... , specifically CT ... ultrasound as initial