Derm 2 general items

Question 1

MC form of BCC

Answer 1

Nodular

Question 2

MC invasive skin cancer and malignant neoplasm overall in humans?

Answer 2

BCC

Question 3

AKA benign juvenile melanoma

Answer 3

Spitz nevus

Question 4

Beckers Nevus is MC found where?

Answer 4

Unilateral upper back/arm, shoulder, submammary

Question 5

MC locations for Bowen’s Disease (“SCC in situ”) M/F?

Answer 5

Men: Scalp & Ears
Women: Lower Extremities

Question 6

Actinic Prurigo AKA

Answer 6

Hereditary polymorphic light eruption

Question 7

What does Beckers Nevus not have?

Answer 7

No nevus cells

Question 8

MC location of nodular BCC?

Answer 8

Nose

Question 9

MC location of Dysplastic Nevus

Answer 9

Back

Question 10

MC pop for Nevus of Ota?

Answer 10

Asian females

Question 11

Most harmful type of ultraviolet light

Answer 11

UVB (290-320nm)

Question 12

AKA SCC in situ -

Answer 12

Bowen’s Disease

Question 13

MC benign soft tissue tumor?

Answer 13

Lipoma

Question 14

Most important risk factor for BCC

Answer 14

Inability to tan

Question 15

MC pop for noncutaneous MM?

Answer 15

None-white populations

Question 16

MC pop for Jx Melanocytic Nevus?

Answer 16

Childhood

Question 17

MC pop for Polymorphous light eruption?

Answer 17

1st 3 decade for fair skinned females

Question 18

MC site of Spitz nevus?

Answer 18

Head, Neck, LE

Question 19

MC distribution of lentigo maligna melanoma (Lateral growth phase lesion)

Answer 19

Face

Question 20

2nd MC cause of skin cancer?

Answer 20

SCC

Question 21

MC locations for MM in darkly pigmented people

Answer 21

Subungal, mucosa, plantar, and palmer

Question 22

MC site for actinic prurigo?

Answer 22

Face

Question 23

Who is halo nevus MC in

Answer 23

Adolescence

Question 24

MC dermal melanocytic nevus shape?

Answer 24

Dome shaped

Question 25

Blue nevus MC found in what area?

Answer 25

Extremities and dorsum of hand

Question 26

MC locations of polymorphous light eruption

Answer 26

“V” of chest Backs of hands Extensor aspects of forearms Lower legs of women

Question 27

MC location of MM - M/F?

Answer 27

Men —> Back | Women —> Back and legs

Question 28

AKA Moles -

Answer 28

Melanocytic Nevus

Question 29

MC type of MM?

Answer 29

Superficial spreading Melanoma

Question 30

Labial melanocytic macules MC pop?

Answer 30

Young adult women

Question 31

MC pop for Dermal Melanocytic Nevus?

Answer 31

Adults

Question 32

MC presenting S/S of BCC?

Answer 32

Bleeding, scabbing sore that heals but recurs

Question 33

Leser-Trelat Sign

Answer 33

sudden appearance of multiple SK’s: = sign of internal malignancy

Question 34

MC locations for Dermatofibromas

Answer 34

Anterior Lower Legs (potentially from shaving)

Question 35

(Acrochordon) Skin tags are MC in what population?

Answer 35

Obese

Question 36

MC benign cutaneous neoplasm (and Nevi)

Answer 36

Seb keratosis

Question 37

Dysplastic Nevus AKA?

Answer 37

atypical nevi or Clark Nevi

Question 38

MC site for mongolian spot?

Answer 38

Scalp or presacral

Question 39

AKA speckled lentiginous nevus -

Answer 39

Nevus Spilus

Question 40

Polymorphous light eruption has a strong ass/w what light spectrum?

Answer 40

UVA

Question 41

MC location of supericial BCC?

Answer 41

trunk

Question 42

MC type of Polymorphous light eruption?

Answer 42

1st - Papular type | 2nd - Plaque type

Question 43

Most effective topical bleaching agent (which is commonly used for Melasma)

Answer 43

Hydroquinone

Question 44

AKA chloasma or mask of pregnancy

Answer 44

Melasma

Question 45

Best protection method from sunlight

Answer 45

Clothing

Question 46

Spitz nevus MC occurs in what pop?

Answer 46

Children

Question 47

Mongolian spots are most common in what population?

Answer 47

Asians/africans

Question 48

MC site for MM in women?

Answer 48

Arms and Legs (booty shorts and tank tops)

Question 49

Keloids are MC found where?

Answer 49

Shoulders and chest

Question 50

Button-hole sign

Answer 50

invaginated through skin with pressure = neurofibroma

Question 51

2. Solar lentigo is MCly seen in what pop in what distro?

Answer 51

Sun-exposed areas on adults (face, arms, hands, trunk/upper back, upper chest)

Question 52

MC form of MM in DPP?

Answer 52

Acral-letiginous

Question 53

MC site of Halo nevus is?

Answer 53

Trunk - never palm/soles

Question 54

What is the MC form of melanoma in darkly pigmented people

Answer 54

Acral-Lentiginous melanoma

Question 55

Most important factors of Melasma

Answer 55

Genetic and UV factors

Question 56

MC precursor of SCC is?

Answer 56

Actinic keratosis

Question 57

Hutchinson’s sign

Answer 57

sudden appearance of pigment at proximal nailfold = MM of the Acral-lentiginous form (DPP)

Question 58

Most important prognostic factor of MM in lesions >1mm thick

Answer 58

extent of lymph node involvement

Question 59

AKA Barnacles -

Answer 59

Stucco Keratosis

Question 60

Jx melanocytic nevi MC pop

Answer 60

Childhood; generally develop after age 2 and may develop into compound nevi after childhood

Question 61

Nevus Spilus (speckled lentiginous nevus) MC pop?

Answer 61

MC at birth, early infancy, or adolescence

Question 62

most important histologic determinant of malignant melanoma prognosis

Answer 62

Breslow Depth (determined by depth in mm at thickest point)

Question 63

MC location of Mongolian Spots

Answer 63

Scalp & presacral

Question 64

MC location for Keratoacanthoma

Answer 64

Limbs; especially sun exposed surfaced of hands/arms

Question 65

Best protection method from sunlight

Answer 65

Clothing

Question 66

MC light induced skin dz?

Answer 66

Polymorphous light eruption

Question 67

MC type of clinical pattern of Melasma?

Answer 67

Centrofacial ( forehead, cheeks, upper lip, chin)

Question 68

MC site for MM in men?

Answer 68

Back

Question 69

AKA atypical nevi or Clark nevi

Answer 69

Dysplastic (Atypical) Nevus