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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... • Loose anagen syndrome ... decalvans - Secondary ... #Diagnosis #Algorithm ... #causes
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential Diagnosis ... Myelodysplastic syndrome ... #Causes #hematology ... #secondary
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Diagnosis Framework ... , Loose anagen syndrome ... Examination: • Signs ... weight loss • Chronic ... #Differential #Diagnosis
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... Differential Diagnosis ... - Nephrotic syndrome ... - Acute and chronic ... #Table #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... #Differential #Diagnosis ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Biliary Dilatation - Differential Diagnosis
 • Physiological: ↑ Age, Cholecystectomy, Opioid dependence, Post-sphincterotomy
 •
Causes of Biliary ... - Differential Diagnosis ... sludge), Mirizzi's syndrome ... Inflammatory: Chronic ... pancreatitis, PSC (or secondary
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Generalized Differential Diagnosis ... Systemic and Primary Causes ... Creatinine & BUN: • Chronic ... Myelodisplastic syndrome ... Pruritus #primary #secondary
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... discoloration) • Chronic ... • Nephrotic syndrome ... #Diagnosis #Algorithm ... #causes
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
- Differential Diagnosis ... pass = Dangerous secondary ... 2nd pass = Chronic ... & Rx-related Secondary ... cell activation syndrome
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
• Thiamine - Nausea ... ataxia), Korsakoff syndrome ... Anemia • Zinc - Alopecia ... vitamin #nutrition #table ... #differential #diagnosis