26 results
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
associated with infection ... Cerumen impaction Infectious ... by bacterial infections ... (90%), Fungal infections ... • Tumor • Infection
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
feel weak": • Infectious ... : CHF, valves, COPD ... illness, Infection ... ↓, Malignancy, Infection ... #Diagnosis #causes
Causes of Acute Infectious Diarrhea
Noninflammatory Diarrhea
Viral - Noroviruses, astrovirus, adenovirus, Rotavirus, sapovirus
Protozoal - Giardia lamblia, Cryptosporidium,
Causes of Acute ... Infectious Diarrhea ... #Acute #Infectious ... #differential # ... diagnosis #table
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... Infections 2. ... #rheumatology #comparison ... #table
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
Waterborne Infections ... Diagnosis Framework Infections ... O157:H7 Infection ... fungi - Cutaneous Infections ... Respiratory Infections
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
: infections (cutaneous ... mycobacterial infection ... Parvovirus B19 infection ... and include: infections ... #table #differential
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Exam 60 year old ... rigors, diarrhea, nausea ... Ddx? ... - BIDMC Infectious ... Fulminans #Skin #Rash #clinical
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
etiology unknown • Infectious ... Direct microbial infection ... cells: consider infectious ... be ordered • Infectious ... disorders • Infections
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
eyelash follicle • Cause ... : Bacterial infection ... eyedrops, surgery #Clinical ... Stye #Chalazion #Comparison ... #Table
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... e.g., HIV), EBV infection ... Etiology: - Infections ... #oncology #diagnosis ... #differential #