5859 results
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
occasional Auer rods ... She was diagnosed ... peripheral blood smear ... BloodSmear #Blood #Smear ... Microscopy #Auer #Rods
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
Gram-negative rod ... Cholecystitis Diagnosis ... stain: Peripheral smear ... infectiousdiseases #diagnosis
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
linear red "Auer rod ... BloodSmear #Blood #Smear ... Microscopy #Auer #Rods
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
peripheral blood smear ... 50-60 • Auer Rods ... • Peripheral smear ... Hematology #Oncology #Diagnosis
Auer Rods - Bone marrow aspiration revealed 5% blasts and 65% promyelocytes; many promyelocytes had prominent
Auer Rods - Bone ... prominent Auer rods ... AcutePromyelocyticLeukemia #Smear
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
granules, and Auer rods ... KyleBradleyMD #Auer #Rods ... Hematology #Clinical #Smear
Gram Stain - Bacteria Identification Algorithm
Gram Positive:
 • Rods: Oxidase+, Oxidase-, Fastidious, Anaerobic, Curved
 • Cocci:
Positive: • Rods ... Negative: • Rods ... #microbiology #diagnosis
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
gram-negative encapsulated rods ... Gram-negative rods ... Gram-negative rods ... Pneumonia #Patterns #Diagnosis
Gram Negative Bacteria - Identification Algorithm
- Rods (Bacilli)
- Cocci (Diplococci)
- Coccobacilli
- HACEK Group

By Dr. Colleen S.
Identification Algorithm - Rods ... Cocci #Bacilli #Rods
Gram Positive Bacteria - Identification Algorithm
Cocci 
  - Catalase +
     -
Gamma-Hemolysis Rods ... Cocci #Bacilli #Rods