20 results
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Head&neck, Lymph ... Nodes, and lungs ... Lymph node entirely ... seen within giant cells ... Lymphadenitis #Pathology #LymphNode
Mediastinal Mass - Differential Diagnosis Framework

Anterior Mediastinal Mass - 5T’s
 • Thymic neoplasm
 • Teratoma (or
cyst/Tumor • Lymph ... node hyperplasia ... nodes ... nodes ... nodes) • Wheezing
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
Signet ring cell ... histiocytes in lymph ... node sinuses! ... #SignetRing #Cell ... #Histiocytes #LymphNode
Bronchiectasis: diagnosis and management 

Causes of localized -> diffuse bronchiectasis
Foreign body, Bronchial stenosis (tumor, .. ),
management Causes ... compression from lymph ... node Mycobacteria ... Differential #workup #algorithm
Neck Mass - Differential Diagnosis Algorithm
Congenital Neck Mass:
 • Thyroglossal Duct Cyst
 • Branchial Cleft Anomalies
Differential Diagnosis Algorithm ... : • Squamous Cell ... Spread to Cervical Lymph ... Nodes) • Melanoma ... #Causes
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
of ALL is of B-cell ... -> AML: Blast crises ... : Granulocytic cells ... are in the Lymph ... Nodes: • Small
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Differential Diagnosis Algorithm ... Supraclavicular: Virchow's Node ... Angioimmunoblastic T-cell ... Differential #Diagnosis #Algorithm ... #Causes
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Basal/squamous cell ... Inflammatory Causes ... puffy tumor) • Lymph ... node: lymphadenopathy ... , lymph node malignancies
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
involved in B cell ... -> Impaired B cell ... to produce all classes ... adenoids, +/- lymph ... nodes • Increased
Here we see a CT-image.
The azygoesophageal recess is displaced by lymph nodes that compress the left
is displaced by lymph ... nodes that compress ... diagnosis of small cel ... a biopsy of a lymphnode