20 results
Beautiful acanthocytes/spur cells in a patient with McLeod Syndrome. X-linked disorder characterized by reduced expression of
acanthocytes/spur cells ... associated with chronic ... Syndrome #Smear #Pathology ... #Microscopy #Clinical
Salmonella Aspiration on Microscopy

66 y/o male with history of coronary artery disease presents with abdominal pain.
Aspiration on Microscopy ... CT abd/pelvis shows ... Salmonella #Aspiration #Microscopy ... #clinical #pathology ... #microbiology
Amsterdam Diagnoses
Maternal vascular malperfusion / MVM / MVU / Preclampsia
 • Additional features: SGA placenta, thin
chorioamnionitis / Ascending infection ... • Ddx: Meconium ... decidua only), Chronic ... Chronic inflammatory ... pathology / CV
T-LGL leukemia - T-CeIl Large Granular Lymphocytic Leukemia
Clinical
 - Persistent (>6mo) lymphocytosis (2-20k) with proven clonality
clonality required for dx ... - T-cells (usually ... in NK version DDx ... : - chronic LPD ... Leukemia #hemepath #pathology
Important organisms in Chronic Granulomatous Disease (CGD):
 - Staph aureus
 - Serratia marcescens
 - Burkholderia cepacia
Important organisms in Chronic ... febrilepodcast.com] #CGD #Chronic ... Granulomatous #Disease #infections ... #differential #ddx ... #diagnosis #microbiology
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
systemic fungal infection ... seen within giant cells ... Lymphadenitis #Pathology ... LymphNode #Clinical #Microscopy
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... weeks without infection ... Scoring system: DDX ... Contamination, colitis DDX ... leukemia #CLL #Chronic
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... Malaise, bleeding, infections ... pain, bleeding, infections ... bruising, bleeding, infection ... plaques) AML Dx
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
macrophages and T cells ... • Silicosis • Chronic ... disease • DM DDX ... Langerhans giant cells ... malignancy, and chronic
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
• Mean age at Dx ... petechiae) • Frequent infections ... Macrocytic anemia DDX ... Marrow Failure • Chronic ... • Parvovirus infection