14 results
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Amenorrhea - Differential ... Algorithm Primary Amenorrhea ... Amenorrhea - Absence ... Negative progesterone challenge ... #Amenorrhea #Differential
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Amenorrhea - Differential ... positive progesterone challenge ... Langerhans cell histiocytosis ... #Amenorrhea #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... When the cysts have ... Langerhans cell histiocytosis ... #Diagnosis #Radiology ... Interstitial #Pattern #Differential
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Langerhans cell histiocytosis ... : - LAM: round cysts ... Clinical #Diagnosis #Radiology ... #Differential #
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... Langerhans cell histiocytosis ... #Diagnosis #Radiology ... LowAttenuation #Differential ... TractionBronchiectasis #Cysts
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... To differentiate ... them from cysts ... Langerhans cell histiocytosis ... Clinical #Diagnosis #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... a thick wall Cyst ... visible wall #CXR ... #Lucency #Differential ... Pulmonary #Diagnosis #Radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell histiocytosis ... before the typical cysts ... Clinical #Diagnosis #Radiology ... NodularPattern #Differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
CT Patterns - Differential ... Antitripsyn Def • Cysts ... Congenital, Langerhans Histiocytosis ... #CT #Patterns #Differential ... Diagnosis #pulmonary #radiology
Lung infarction
Same patient.
On follow up films first a cyst is seen.
One year later there is a
films first a cyst ... as a result of secondary ... #Clinical #Radiology ... #CXR #LungInfarct ... #Infarct #Cyst