16 results
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
growth (e.g.. shock ... • Nephrotic syndrome ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... Myelodysplastic syndrome ... #Causes #hematology ... #secondary
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... patients), "Hospital-acquired ... Myelodysplastic syndrome ... #differential #diagnosis ... #causes #hematology
Community Acquired Pneumonia - Presenting Features
 • History in favor of CAP: Dyspnea, Cough, particularly if
Community Acquired ... Procalcitonin (when secondary ... criteria: Septic shock ... #Pneumonia #diagnosis ... #signs #symptoms
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... leakage of RBC's secondary ... - Hemolytic anemia ... Kasabach-Merritt syndrome ... #nonpalpable #dermatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... renal failure/uremia ... Myelodisplastic syndrome ... Pruritus #primary #secondary ... #generalized #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... • Loose anagen syndrome ... decalvans - Secondary ... HairLoss #Alopecia #dermatology ... #Algorithm #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
infection risk secondary ... severe community-acquired ... autoimmune hemolytic anemia ... DDX - Other causes ... : • Nephrotic syndrome
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
group of disorders caused ... skin that are caused ... DDX: Rule Out Secondary ... CausesAnemia ... #diagnosis #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Classified among the secondary ... or acquired forms ... with leukopenia, anemia ... #Diagnosis #Management ... #Hematology #Rheumatology