7 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
of Langerhans cell ... Cystic LCH: - LAM ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Differential #Comparison
Lymphangioleiomyomatosis- Computed tomography of the chest, reconstructed in the coronal plane at the level of the
intraparenchymal pulmonary ... Spindle cells coexpressing ... #LAM #radiology ... #CT #wedge #biopsy ... #NEJM
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... Langerhans cell ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
salivary gland) biopsy ... • Ocular examination ... salivary gland) biopsy ... ducts Clinical ... , INC risk PE, Pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
infections • Nodular ... Advanced HIV (CD4 cell ... Disease: Clinical ... Imaging, high res CT ... washings, Lung biopsy
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... bronchoscopy and biopsy ... confirmed a diagnosis ... #NEJM #clinical ... #radiology #CT #
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
revealed multiple pulmonary ... Biopsy of the lung ... patient received a diagnosis ... #NEJM #clinical ... #radiology #CT #