33 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... syndrome Ulcerative Colitis ... Giardiasis #Erythema ... #Differential #
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... the areas during healing ... #Nodosum #Causes ... Dermatology #SkinRash #Clinical
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
to heat (fires, heating ... pads, heating blankets ... potential inciting causes ... Haverhill fever caused ... comparison #table #differential
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
with pharyngeal erythema ... with pharyngeal erythema ... sensorineural hearing ... Congenital anomalies: hearing ... malaise, tachypnea, otitis
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... • Metabolic Causes ... Impacted Cerumen • Otitis ... #subjective #Differential ... Diagnosis #Algorithm #Causes
Conductive Hearing Loss - Differential Diagnosis Algorithm

Normal Otoscopy - Middle Ear:
 • Otosclerosis
 • Congenital (Ossicular
Conductive Hearing ... Loss - Differential ... Foreign Body • Otitis ... #HearingLoss #Differential ... Diagnosis #Algorithm #Causes
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... EAC), This is erythema ... more curious is eating ... Most cases are idiopathic ... Centrifugum #EAC #clinical
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... enteritis, ulcerative colitis ... #Nodosum #Causes ... #Differential # ... Diagnosis #Clinical
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... foreign body ○ Otitis ... disruption ○ Otitis ... cause unknown) ... #Loss #Differential
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Membrane Disorder - Differential ... pemphigoid • Erythema ... disease (ulcerative colitis ... #dermatology #Differential ... Diagnosis #Algorithm #causes