17 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Algorithm DIFFUSE ... • Loose anagen syndrome ... - Secondary to Skin ... • Secondary syphilis ... #Algorithm #causes
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
- Differential Diagnosis ... of hair, eyes, skin ... sclerosis (white "ash ... McCune Albright syndrome ... #Algorithm #causes
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Stevens-Johnson Syndrome ... meningococcaemia - Syphilis ... Macules #Papules #Rash ... #Algorithm #Diagnosis ... #Dermatology #Skin
Tinea Capitis in a Newborn- A 3-week-old male newborn was brought to the pediatrician with three
Tinea Capitis in ... Somalia, had similar skin ... Tinea capitis, a ... #clinical #photo ... #NEJM #tinea #capitis
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
- Differential Diagnosis ... Algorithm Scarring ... - Secondary to Skin ... • Secondary syphilis ... #Algorithm #causes
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
and Rash - Diagnostic ... Algorithm Central ... 819 / EBV, Acute HIV ... PPGSS), Secondary syphilis ... angiomatosis, Sweet syndrome
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Diagnosis Algorithm ... Herald's atch • Tinea ... #Algorithm #causes
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
- Differential Diagnosis ... Algorithm Idiopathic ... GI, lung, skin), ... Aspergillus), Viral (HIV ... Leprosy), Bacterial (syphilis
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
- Rash, pink ... soles in 50% of cases ... rashes, including tinea-mimicker ... granuIomas on skin ... Latent #Tertiary #Diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... disease • Slipped capital ... • Bursitis • IBD ... Herpes zoster - HIV ... #differential #diagnosis