96 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... the Mnemonic "no skin ... #5 #diagnosis #differential ... #symptoms #signs ... #dermatology #skin
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs and Symptoms ... Acute onset of skin ... >2 of: • skin ... /mucosal symptoms ... #Anaphylaxis #pathophysiology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... of germinative skin ... Basophils/Histamine 4) Skin-homing ... Nikolsky #Algorithm #Differential
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... diabetes Key signs/symptoms ... hypovolemia (dry MM, skin
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
neuropathies • Skin ... dysrhythmias • Ophthalmologic ... Sarcoidosis #Diagnosis #Symptoms
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Diagnostic Algorithm Pathophysiology ... range of potential pathophysiologic ... - Pathophysiology ... sulfa-drug - Skin ... Targetoid #Algorithm #Differential
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Differential Diagnosis ... 2) Presence of symptoms ... status (edema, JVD, skin ... Pseudohyponatremia #Differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
workup for specific symptoms ... glucocorticoid treatment ... organ-specific signs or symptoms ... (eg, skin or esophageal ... Disorders #Algorithm #Differential
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
Symptoms Distinguishing ... to hours into treatment ... Raised off of the skin ... Onset days into treatment ... Blistering and/or skin
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
old; F>M Signs/Symptoms ... - Vasculitic skin ... Temporal #Arteritis #Pathophysiology ... Diagnosis #Signs #Symptoms