13 results
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
granules, and Auer ... rods. ... KyleBradleyMD #Auer ... APML #Pathology #Hematology ... #Clinical #Smear
Auer Rods - Bone marrow aspiration revealed 5% blasts and 65% promyelocytes; many promyelocytes had prominent
Auer Rods - Bone ... had prominent Auer ... rods (arrows) and ... APL #AuerRods #Auer ... AcutePromyelocyticLeukemia #Smear
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
a linear red "Auer ... rod" composed of ... BloodSmear #Blood #Smear ... #Microscopy #Auer ... #Rods #AuerRods
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
with occasional Auer ... rods. ... peripheral blood smear ... rods. ... BloodSmear #Blood #Smear
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Gram-negative rods ... Gram-negative rods ... monocytes; no bacteria ... Few PMNs; no bacteria ... Diagnosis #Comparison #Table
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
, Sudan Black, Auer ... rod • Lymphoid ... o CML - bcr-able ... o Other bcr-able ... Blood #Disorders #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Peripheral Smear ... → Refer to hematology ... • Nonmalignant hematologic ... infections, TB, Acute bacterial ... Diagnosis #Algorithm #hematology
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
Large platelets on smear ... platelet clumping on smear ... Large platelets on smear ... Defects #comparison #table ... differential #diagnosis #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
peripheral blood smear ... Age: 50-60 • Auer ... Rods Significant ... • Peripheral smear ... #Leukemia #Hematology
Capnocytophaga spp on Culture and Blood Smear
Associated w/ dog/human oral flora, can cause bacteremia in immunocompromised
Culture and Blood Smear ... flora, can cause bacteremia ... Gram negative rods ... Culture #Blood #Smear