Achievable logoAchievable logo
USMLE/1
Sign in
Sign up
Purchase
Textbook
Support
How it works
Resources
Exam catalog
Mountain with a flag at the peak
Textbook
Introduction
1. Anatomy
2. Microbiology
2.1 General bacteriology
2.2 Introduction to systemic bacteriology
2.3 Gram positive cocci
2.4 Gram negative cocci
2.5 Gram positive bacilli
2.6 Gram negative bacilli
2.7 Other important bacteria
2.7.1 Overview
2.7.2 Helicobacter pylori
2.7.3 Campylobacter jejuni
2.7.4 Haemophilus influenzae
2.7.5 Bordetella pertussis
2.7.6 Legionella pneumophila
2.7.7 Brucella
2.7.8 Mycobacteria
2.7.9 Actinomycetes
2.7.10 Nocardia
2.7.11 Mycoplasma pneumoniae
2.7.12 Treponema pallidum
2.7.13 Borrelia burgdorferi
2.7.14 Chlamydia / Chlamydophila
2.7.15 Rickettsia
2.7.16 Coxiella burnetii
2.7.17 Additional information
2.8 Virology
2.9 Parasitology
2.10 Mycology
3. Physiology
4. Pathology
5. Pharmacology
6. Immunology
7. Biochemistry
8. Cell and molecular biology
9. Biostatistics and epidemiology
10. Genetics
11. Behavioral science
Wrapping up
Achievable logoAchievable logo
2.7.1 Overview
Achievable USMLE/1
2. Microbiology
2.7. Other important bacteria

Overview

1 min read
Font
Discuss
Share
Feedback

This chapter covers bacteria that don’t fit neatly into the groups you’ve already studied, but are still high-yield for the USMLE. For these organisms, focus less on detailed bacteriology and more on how they show up clinically and how you apply that knowledge in patient care.

All rights reserved ©2016 - 2026 Achievable, Inc.