12 results
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Head&neck, Lymph Nodes ... Lymph node entirely ... Note the characteristic ... Lymphadenitis #Pathology ... #LymphNode #Clinical
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
Here is a lymph node ... seen in lymph nodes ... Lymphadenitis #PatternC #Pathology ... #Microscopy #LymphNode
Spondylosis - Pathogenesis and Complications

Vertebral disease that may compress the vertebral canal from all sides
Note: Do
from all sides Note ... #Spondylosis #pathophysiology ... #msk #complications
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
Fracture Schmorl Node ... Abnormalities #Radiology #MSK ... #Pathology #Anomalies
Signet ring cell histiocytes in lymph node sinuses! This can mimic metastatic adenocarcinoma. Histiocytes have ingested
histiocytes in lymph node ... #Histiocytes #LymphNode ... #Pathology #Clinical
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
down both legs) Note ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
findings Skeletal Pathology ... Trendelenburg #Gait #pathophysiology ... signs #diagnosis #msk
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
lymphatic system (node ... Amy Chung, MD, MSc ... Classification #pathophysiology
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
Here is a lymph node ... Lymphadenitis #PatternA #Pathology ... #Microscopy #LymphNode
hematopoiesis - leukocyte maturation tree

- Amy Chung, MD, MSc @AmyChung 

#hematopoiesis #leukocytes #maturation #tree #pathophysiology #Hematology
Amy Chung, MD, MSc ... maturation #tree #pathophysiology ... Progenitor #Cells #WBC #pathology